[INFO] cloning repository https://github.com/liaobaikai/ayisha
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/liaobaikai/ayisha" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliaobaikai%2Fayisha", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliaobaikai%2Fayisha'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 36a96a400b0fd42f9730825c38f63fef56867017
[INFO] checking liaobaikai/ayisha against try#8ac0915e346f9a2e49ca3951b642c55bd7d1eaab for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliaobaikai%2Fayisha" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/liaobaikai/ayisha
[INFO] finished tweaking git repo https://github.com/liaobaikai/ayisha
[INFO] tweaked toml for git repo https://github.com/liaobaikai/ayisha written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/liaobaikai/ayisha on toolchain 8ac0915e346f9a2e49ca3951b642c55bd7d1eaab
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/liaobaikai/ayisha 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" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "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-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4a90114f080375456d15cde49e25a038d422ebf583d6966851f1bc7be135d493
[INFO] running `Command { std: "docker" "start" "4a90114f080375456d15cde49e25a038d422ebf583d6966851f1bc7be135d493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4a90114f080375456d15cde49e25a038d422ebf583d6966851f1bc7be135d493" "/opt/rustwide/cargo-home/bin/cargo" "+8ac0915e346f9a2e49ca3951b642c55bd7d1eaab" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] [stdout] warning: field `user` is never read
[INFO] [stdout]    --> src/config.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct Ident {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 105 |     pub user: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Ident` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `debug` is never read
[INFO] [stdout]    --> src/config.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct Opt {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 146 |     #[structopt(short, long)]
[INFO] [stdout] 147 |     pub debug: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_server_weight` is never used
[INFO] [stdout]    --> src/config.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn get_server_weight() -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `user` is never read
[INFO] [stdout]    --> src/config.rs:105:9
[INFO] [stdout]     |
[INFO] [stdout] 104 | pub struct Ident {
[INFO] [stdout]     |            ----- field in this struct
[INFO] [stdout] 105 |     pub user: String,
[INFO] [stdout]     |         ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Ident` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_server_data_root` is never used
[INFO] [stdout]    --> src/config.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn get_server_data_root() -> PathBuf {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_server_root` is never used
[INFO] [stdout]    --> src/config.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn get_server_root() -> PathBuf {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ip` is never read
[INFO] [stdout]   --> src/server.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Connect {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub ip: IpAddr,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ip` is never read
[INFO] [stdout]   --> src/server.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Disconnect {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub ip: IpAddr,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientMessage` is never constructed
[INFO] [stdout]   --> src/server.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct ClientMessage {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `session_id` and `vcd` are never read
[INFO] [stdout]   --> src/server.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Join {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 59 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 60 |     pub vcd: VCData,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `session_id` and `vcd` are never read
[INFO] [stdout]   --> src/server.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct Copy {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 67 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 68 |     pub vcd: VCData,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `session_id` is never read
[INFO] [stdout]   --> src/server.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Reset {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 75 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `session_id` is never read
[INFO] [stdout]   --> src/server.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct Heartbeat {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 82 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `session_id` and `timeout` are never read
[INFO] [stdout]    --> src/server.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct Vote {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout]  99 |     pub session_id: usize,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub timeout: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Vote` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id_rsa` is never read
[INFO] [stdout]   --> src/session.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct WsChatSession {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub id_rsa: (String, String)
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WsChatSession` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `discovery_wait_timeout` is never read
[INFO] [stdout]   --> src/shared.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct GlobalArea {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub discovery_wait_timeout: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GlobalArea` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_str` is never used
[INFO] [stdout]   --> src/ws.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl WsRequest {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn to_str(&self) -> Result<String, serde_json::Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WsDataStatus` is never used
[INFO] [stdout]    --> src/ws.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub enum WsDataStatus {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_bytestr` is never used
[INFO] [stdout]    --> src/ws.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl WsResponse {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn to_bytestr(&self) -> ByteString {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `debug` is never read
[INFO] [stdout]    --> src/config.rs:147:9
[INFO] [stdout]     |
[INFO] [stdout] 145 | pub struct Opt {
[INFO] [stdout]     |            --- field in this struct
[INFO] [stdout] 146 |     #[structopt(short, long)]
[INFO] [stdout] 147 |     pub debug: bool,
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Opt` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_server_weight` is never used
[INFO] [stdout]    --> src/config.rs:189:8
[INFO] [stdout]     |
[INFO] [stdout] 189 | pub fn get_server_weight() -> usize {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_server_data_root` is never used
[INFO] [stdout]    --> src/config.rs:197:8
[INFO] [stdout]     |
[INFO] [stdout] 197 | pub fn get_server_data_root() -> PathBuf {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_server_root` is never used
[INFO] [stdout]    --> src/config.rs:211:8
[INFO] [stdout]     |
[INFO] [stdout] 211 | pub fn get_server_root() -> PathBuf {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ip` is never read
[INFO] [stdout]   --> src/server.rs:27:9
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Connect {
[INFO] [stdout]    |            ------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 27 |     pub ip: IpAddr,
[INFO] [stdout]    |         ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Connect` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `ip` is never read
[INFO] [stdout]   --> src/server.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 33 | pub struct Disconnect {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 40 |     pub ip: IpAddr,
[INFO] [stdout]    |         ^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct `ClientMessage` is never constructed
[INFO] [stdout]   --> src/server.rs:46:12
[INFO] [stdout]    |
[INFO] [stdout] 46 | pub struct ClientMessage {
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `session_id` and `vcd` are never read
[INFO] [stdout]   --> src/server.rs:59:9
[INFO] [stdout]    |
[INFO] [stdout] 58 | pub struct Join {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 59 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 60 |     pub vcd: VCData,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `session_id` and `vcd` are never read
[INFO] [stdout]   --> src/server.rs:67:9
[INFO] [stdout]    |
[INFO] [stdout] 66 | pub struct Copy {
[INFO] [stdout]    |            ---- fields in this struct
[INFO] [stdout] 67 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 68 |     pub vcd: VCData,
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `session_id` is never read
[INFO] [stdout]   --> src/server.rs:75:9
[INFO] [stdout]    |
[INFO] [stdout] 74 | pub struct Reset {
[INFO] [stdout]    |            ----- field in this struct
[INFO] [stdout] 75 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `session_id` is never read
[INFO] [stdout]   --> src/server.rs:82:9
[INFO] [stdout]    |
[INFO] [stdout] 81 | pub struct Heartbeat {
[INFO] [stdout]    |            --------- field in this struct
[INFO] [stdout] 82 |     pub session_id: usize,
[INFO] [stdout]    |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `session_id` and `timeout` are never read
[INFO] [stdout]    --> src/server.rs:99:9
[INFO] [stdout]     |
[INFO] [stdout]  98 | pub struct Vote {
[INFO] [stdout]     |            ---- fields in this struct
[INFO] [stdout]  99 |     pub session_id: usize,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 103 |     pub timeout: bool,
[INFO] [stdout]     |         ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `Vote` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `id_rsa` is never read
[INFO] [stdout]   --> src/session.rs:54:9
[INFO] [stdout]    |
[INFO] [stdout] 27 | pub struct WsChatSession {
[INFO] [stdout]    |            ------------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 54 |     pub id_rsa: (String, String)
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `WsChatSession` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `discovery_wait_timeout` is never read
[INFO] [stdout]   --> src/shared.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub struct GlobalArea {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 33 |     pub discovery_wait_timeout: Duration,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `GlobalArea` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_str` is never used
[INFO] [stdout]   --> src/ws.rs:20:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl WsRequest {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 20 |     pub fn to_str(&self) -> Result<String, serde_json::Error> {
[INFO] [stdout]    |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: enum `WsDataStatus` is never used
[INFO] [stdout]    --> src/ws.rs:100:10
[INFO] [stdout]     |
[INFO] [stdout] 100 | pub enum WsDataStatus {
[INFO] [stdout]     |          ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `to_bytestr` is never used
[INFO] [stdout]    --> src/ws.rs:145:12
[INFO] [stdout]     |
[INFO] [stdout] 109 | impl WsResponse {
[INFO] [stdout]     | --------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 145 |     pub fn to_bytestr(&self) -> ByteString {
[INFO] [stdout]     |            ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 35.14s
[INFO] running `Command { std: "docker" "inspect" "4a90114f080375456d15cde49e25a038d422ebf583d6966851f1bc7be135d493", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a90114f080375456d15cde49e25a038d422ebf583d6966851f1bc7be135d493", kill_on_drop: false }`
[INFO] [stdout] 4a90114f080375456d15cde49e25a038d422ebf583d6966851f1bc7be135d493
