[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/2674955c80d30122a509b247366892a5c939e619 against master#642c19bfc3a5c1de985bf5d0cc8207ac9d22708a for pr-148577
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsmalllixin%2Fwinit_egui_wgpu_demo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-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-7-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/smalllixin/winit_egui_wgpu_demo on toolchain 642c19bfc3a5c1de985bf5d0cc8207ac9d22708a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "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" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating git repository `https://github.com/emilk/egui.git`
[INFO] [stderr]     Updating crates.io index
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "3f2741394ac0a6daca6d041bf38e73edba8e9f86f9dae64261e0e4d428ae1da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f2741394ac0a6daca6d041bf38e73edba8e9f86f9dae64261e0e4d428ae1da2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f2741394ac0a6daca6d041bf38e73edba8e9f86f9dae64261e0e4d428ae1da2", kill_on_drop: false }`
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[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+642c19bfc3a5c1de985bf5d0cc8207ac9d22708a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "start" "-a" "36d58a6f2d659adbae009ce3b2f45e9c6e8218512502f572fa512b0b6434d9a1", kill_on_drop: false }`
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[INFO] [stderr]     Checking egui_extras v0.27.2 (https://github.com/emilk/egui.git?branch=master#34672bc1)
[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)
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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 2m 06s
[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" "36d58a6f2d659adbae009ce3b2f45e9c6e8218512502f572fa512b0b6434d9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36d58a6f2d659adbae009ce3b2f45e9c6e8218512502f572fa512b0b6434d9a1", kill_on_drop: false }`
[INFO] [stdout] 36d58a6f2d659adbae009ce3b2f45e9c6e8218512502f572fa512b0b6434d9a1
