[INFO] cloning repository https://github.com/smalllixin/winit_egui_wgpu_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/smalllixin/winit_egui_wgpu_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalllixin%2Fwinit_egui_wgpu_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalllixin%2Fwinit_egui_wgpu_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2674955c80d30122a509b247366892a5c939e619
[INFO] checking smalllixin/winit_egui_wgpu_demo against master#40557f6225e337d68c8d4f086557ce54135f5dd9 for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalllixin%2Fwinit_egui_wgpu_demo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/smalllixin/winit_egui_wgpu_demo
[INFO] finished tweaking git repo https://github.com/smalllixin/winit_egui_wgpu_demo
[INFO] tweaked toml for git repo https://github.com/smalllixin/winit_egui_wgpu_demo written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smalllixin/winit_egui_wgpu_demo on toolchain 40557f6225e337d68c8d4f086557ce54135f5dd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/smalllixin/winit_egui_wgpu_demo 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" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/emilk/egui.git`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gpu-descriptor v0.3.0
[INFO] [stderr]   Downloaded wgpu v0.20.0
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[INFO] [stderr]   Downloaded webbrowser v1.0.1
[INFO] [stderr]   Downloaded wgpu-core v0.20.0
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[INFO] [stderr]   Downloaded unicode_names2 v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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] 02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119
[INFO] running `Command { std: "docker" "start" "02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119", 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" "02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119" "/opt/rustwide/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119", 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" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119" "/opt/rustwide/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] [stderr]     Checking egui-winit v0.27.2 (https://github.com/emilk/egui.git?branch=master#34672bc1)
[INFO] [stderr]     Checking egui_demo_lib v0.27.2 (https://github.com/emilk/egui.git?branch=master#34672bc1)
[INFO] [stderr]     Checking egui-wgpu v0.27.2 (https://github.com/emilk/egui.git?branch=master#34672bc1)
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[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/app.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `render_pass`
[INFO] [stdout]    --> src/app.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_render_pass`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/app.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
[INFO] [stdout]     |                 ----^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `render_pass`
[INFO] [stdout]    --> src/app.rs:159:17
[INFO] [stdout]     |
[INFO] [stdout] 159 |             let mut render_pass = encoder.begin_render_pass(&wgpu::RenderPassDescriptor {
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_render_pass`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 55.56s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: document-features v0.2.8
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119", kill_on_drop: false }`
[INFO] [stdout] 02c8cec72f6189607440fa80ff868a763c6f0982f5f65b92be460852a9a08119
