[INFO] cloning repository https://github.com/BarSquad/kizuna
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/BarSquad/kizuna" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarSquad%2Fkizuna", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarSquad%2Fkizuna'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] df85f981e6980e02938f533f6fb887e62da57163
[INFO] checking BarSquad/kizuna against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBarSquad%2Fkizuna" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/BarSquad/kizuna on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/BarSquad/kizuna
[INFO] finished tweaking git repo https://github.com/BarSquad/kizuna
[INFO] tweaked toml for git repo https://github.com/BarSquad/kizuna written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/BarSquad/kizuna 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio v1.6.1
[INFO] [stderr]   Downloaded os_socketaddr v0.1.1
[INFO] [stderr]   Downloaded udp_sas v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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_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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 44cbe2cd6e89327750215c8313f1bc8a0d8cc1d102052b2a14c95840bf41c7ac
[INFO] running `Command { std: "docker" "start" "-a" "44cbe2cd6e89327750215c8313f1bc8a0d8cc1d102052b2a14c95840bf41c7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "44cbe2cd6e89327750215c8313f1bc8a0d8cc1d102052b2a14c95840bf41c7ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44cbe2cd6e89327750215c8313f1bc8a0d8cc1d102052b2a14c95840bf41c7ac", kill_on_drop: false }`
[INFO] [stdout] 44cbe2cd6e89327750215c8313f1bc8a0d8cc1d102052b2a14c95840bf41c7ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d7b4bb87d7f577ad88fa5a4fdef7d4b6276034e40c98d4f6bb83dcafdf226a01
[INFO] running `Command { std: "docker" "start" "-a" "d7b4bb87d7f577ad88fa5a4fdef7d4b6276034e40c98d4f6bb83dcafdf226a01", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking smallvec v1.6.1
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling cc v1.0.68
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]     Checking once_cell v1.8.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking lock_api v0.4.4
[INFO] [stderr]    Compiling tokio v1.6.1
[INFO] [stderr]    Compiling udp_sas v0.1.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking parking_lot_core v0.8.3
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking os_socketaddr v0.1.1
[INFO] [stderr]     Checking mio v0.7.13
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.1
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]     Checking kizuna v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]   --> src/packet/variant/ident_res.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Buf`
[INFO] [stdout]   --> src/packet/variant/ident_res.rs:10:13
[INFO] [stdout]    |
[INFO] [stdout] 10 | use bytes::{Buf, BufMut, Bytes, BytesMut};
[INFO] [stdout]    |             ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/packet/variant/keepalive.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     async fn handle(&self, ctx: &KizunaCtx) -> Result<(), HandlePacketError> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `ctx`
[INFO] [stdout]   --> src/packet/variant/keepalive.rs:39:28
[INFO] [stdout]    |
[INFO] [stdout] 39 |     async fn handle(&self, ctx: &KizunaCtx) -> Result<(), HandlePacketError> {
[INFO] [stdout]    |                            ^^^ help: if this is intentional, prefix it with an underscore: `_ctx`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_raw` is never used
[INFO] [stdout]   --> src/core/tick_handler/context.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl TickHandlerCtx {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn send_raw(&self, bytes: &[u8], addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/core/context.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl KizunaCtx {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 16 |     pub fn send(self, packet: &Packet, addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/udp/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct UdpError {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 6 |     err: Box<dyn Error + Send + Sync>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `UdpError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send_raw` is never used
[INFO] [stdout]   --> src/core/tick_handler/context.rs:25:12
[INFO] [stdout]    |
[INFO] [stdout] 14 | impl TickHandlerCtx {
[INFO] [stdout]    | ------------------- method in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 25 |     pub fn send_raw(&self, bytes: &[u8], addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `send` is never used
[INFO] [stdout]   --> src/core/context.rs:16:12
[INFO] [stdout]    |
[INFO] [stdout] 15 | impl KizunaCtx {
[INFO] [stdout]    | -------------- method in this implementation
[INFO] [stdout] 16 |     pub fn send(self, packet: &Packet, addr: &SocketAddr) -> io::Result<usize> {
[INFO] [stdout]    |            ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `err` is never read
[INFO] [stdout]  --> src/udp/error.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub struct UdpError {
[INFO] [stdout]   |            -------- field in this struct
[INFO] [stdout] 6 |     err: Box<dyn Error + Send + Sync>,
[INFO] [stdout]   |     ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `UdpError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.97s
[INFO] running `Command { std: "docker" "inspect" "d7b4bb87d7f577ad88fa5a4fdef7d4b6276034e40c98d4f6bb83dcafdf226a01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7b4bb87d7f577ad88fa5a4fdef7d4b6276034e40c98d4f6bb83dcafdf226a01", kill_on_drop: false }`
[INFO] [stdout] d7b4bb87d7f577ad88fa5a4fdef7d4b6276034e40c98d4f6bb83dcafdf226a01