[INFO] updating cached repository https://github.com/linkstar0513/utk
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 259bae44f159596ad04e66707c8b262202198032
[INFO] checking linkstar0513/utk against master#fdc0011561c6365c596dfd8fa1ef388162bc89c7 for pr-66504-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flinkstar0513%2Futk" "/workspace/builds/worker-12/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/linkstar0513/utk on toolchain fdc0011561c6365c596dfd8fa1ef388162bc89c7
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/linkstar0513/utk
[INFO] finished tweaking git repo https://github.com/linkstar0513/utk
[INFO] tweaked toml for git repo https://github.com/linkstar0513/utk written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=forbid" "-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" "+fdc0011561c6365c596dfd8fa1ef388162bc89c7" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] decf0ebd6c253028ea84d788e822c7f57ce273a381cf68e0246d7118cf04d27a
[INFO] running `"docker" "start" "-a" "decf0ebd6c253028ea84d788e822c7f57ce273a381cf68e0246d7118cf04d27a"`
[INFO] [stderr]     Checking futures-timer v2.0.2
[INFO] [stderr]     Checking async-macros v2.0.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking async-task v1.0.0
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking kv-log-macro v1.0.4
[INFO] [stderr]     Checking mio-uds v0.6.7
[INFO] [stderr]     Checking async-std v1.2.0
[INFO] [stderr]     Checking utk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `WindowSurface`
[INFO] [stderr]  --> src/app.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::window::{WindowSurface, VitrualDomSurface};
[INFO] [stderr]   |                     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/event.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/dom.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |         if(self.shouldRender){
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/app.rs:51:42
[INFO] [stderr]    |
[INFO] [stderr] 51 |             self.event_loop.poll_events(|event|{
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `VWindow`
[INFO] [stderr]    --> src/app.rs:169:54
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                                                      ^^^^^^^ help: consider prefixing with an underscore: `_VWindow`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/window.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         for event in self.events_loop.iter(){
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uri`
[INFO] [stderr]   --> src/net.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub async fn get(&self, uri: &str) -> &str {
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_uri`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uri`
[INFO] [stderr]   --> src/net.rs:16:30
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub async fn send(&self, uri: &str) -> HttpResponse {
[INFO] [stderr]    |                              ^^^ help: consider prefixing with an underscore: `_uri`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/app.rs:169:29
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                             ----^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `inner`
[INFO] [stderr]   --> src/window.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     inner:Vec<u32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/window.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     width:u32,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/window.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     height:u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]   --> src/window.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn update(&mut self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rootDom` should have a snake case name
[INFO] [stderr]    --> src/app.rs:169:33
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                                 ^^^^^^^ help: convert the identifier to snake case: `root_dom`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `VWindow` should have a snake case name
[INFO] [stderr]    --> src/app.rs:169:54
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                                                      ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `vwindow`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `virtualDomId` should have a snake case name
[INFO] [stderr]   --> src/dom.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub virtualDomId: i32,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `virtual_dom_id`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `shouldRender` should have a snake case name
[INFO] [stderr]   --> src/dom.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub shouldRender: bool,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `should_render`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushChild` should have a snake case name
[INFO] [stderr]   --> src/dom.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn pushChild(&mut self, vd: VitrualDom) {
[INFO] [stderr]    |            ^^^^^^^^^ help: convert the identifier to snake case: `push_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `WindowSurface`
[INFO] [stderr]  --> src/app.rs:6:21
[INFO] [stderr]   |
[INFO] [stderr] 6 | use crate::window::{WindowSurface, VitrualDomSurface};
[INFO] [stderr]   |                     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Deref`
[INFO] [stderr]  --> src/event.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::ops::Deref;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around `if` condition
[INFO] [stderr]   --> src/dom.rs:38:11
[INFO] [stderr]    |
[INFO] [stderr] 38 |         if(self.shouldRender){
[INFO] [stderr]    |           ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/app.rs:51:42
[INFO] [stderr]    |
[INFO] [stderr] 51 |             self.event_loop.poll_events(|event|{
[INFO] [stderr]    |                                          ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `VWindow`
[INFO] [stderr]    --> src/app.rs:169:54
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                                                      ^^^^^^^ help: consider prefixing with an underscore: `_VWindow`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `event`
[INFO] [stderr]   --> src/window.rs:32:13
[INFO] [stderr]    |
[INFO] [stderr] 32 |         for event in self.events_loop.iter(){
[INFO] [stderr]    |             ^^^^^ help: consider prefixing with an underscore: `_event`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uri`
[INFO] [stderr]   --> src/net.rs:13:29
[INFO] [stderr]    |
[INFO] [stderr] 13 |     pub async fn get(&self, uri: &str) -> &str {
[INFO] [stderr]    |                             ^^^ help: consider prefixing with an underscore: `_uri`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `uri`
[INFO] [stderr]   --> src/net.rs:16:30
[INFO] [stderr]    |
[INFO] [stderr] 16 |     pub async fn send(&self, uri: &str) -> HttpResponse {
[INFO] [stderr]    |                              ^^^ help: consider prefixing with an underscore: `_uri`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `rs`
[INFO] [stderr]   --> src/net.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |             let rs = fetch.get().await;
[INFO] [stderr]    |                 ^^ help: consider prefixing with an underscore: `_rs`
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/app.rs:169:29
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                             ----^^^^^^^
[INFO] [stderr]     |                             |
[INFO] [stderr]     |                             help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `inner`
[INFO] [stderr]   --> src/window.rs:10:5
[INFO] [stderr]    |
[INFO] [stderr] 10 |     inner:Vec<u32>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `width`
[INFO] [stderr]   --> src/window.rs:11:5
[INFO] [stderr]    |
[INFO] [stderr] 11 |     width:u32,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `height`
[INFO] [stderr]   --> src/window.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 |     height:u32,
[INFO] [stderr]    |     ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `update`
[INFO] [stderr]   --> src/window.rs:59:5
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn update(&mut self){
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable `rootDom` should have a snake case name
[INFO] [stderr]    --> src/app.rs:169:33
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                                 ^^^^^^^ help: convert the identifier to snake case: `root_dom`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(non_snake_case)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `VWindow` should have a snake case name
[INFO] [stderr]    --> src/app.rs:169:54
[INFO] [stderr]     |
[INFO] [stderr] 169 |     pub fn render(&mut self,mut rootDom: VitrualDom, VWindow: ()){
[INFO] [stderr]     |                                                      ^^^^^^^ help: convert the identifier to snake case (notice the capitalization): `vwindow`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `virtualDomId` should have a snake case name
[INFO] [stderr]   --> src/dom.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub virtualDomId: i32,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `virtual_dom_id`
[INFO] [stderr] 
[INFO] [stderr] warning: structure field `shouldRender` should have a snake case name
[INFO] [stderr]   --> src/dom.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub shouldRender: bool,
[INFO] [stderr]    |         ^^^^^^^^^^^^ help: convert the identifier to snake case: `should_render`
[INFO] [stderr] 
[INFO] [stderr] warning: method `pushChild` should have a snake case name
[INFO] [stderr]   --> src/dom.rs:34:12
[INFO] [stderr]    |
[INFO] [stderr] 34 |     pub fn pushChild(&mut self, vd: VitrualDom) {
[INFO] [stderr]    |            ^^^^^^^^^ help: convert the identifier to snake case: `push_child`
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/bin/order.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Button, Label,
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/bin/order.rs:7:13
[INFO] [stderr]   |
[INFO] [stderr] 7 |     Button, Label,
[INFO] [stderr]   |             ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.69s
[INFO] running `"docker" "inspect" "decf0ebd6c253028ea84d788e822c7f57ce273a381cf68e0246d7118cf04d27a"`
[INFO] running `"docker" "rm" "-f" "decf0ebd6c253028ea84d788e822c7f57ce273a381cf68e0246d7118cf04d27a"`
[INFO] [stdout] decf0ebd6c253028ea84d788e822c7f57ce273a381cf68e0246d7118cf04d27a