[INFO] fetching crate yagui 0.0.2...
[INFO] checking yagui-0.0.2 against try#18f0df251aa25bd85bb3d295ad1bd925a64b1ffc for pr-94063
[INFO] extracting crate yagui 0.0.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate yagui 0.0.2 on toolchain 18f0df251aa25bd85bb3d295ad1bd925a64b1ffc
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate yagui 0.0.2
[INFO] finished tweaking crates.io crate yagui 0.0.2
[INFO] tweaked toml for crates.io crate yagui 0.0.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
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[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b0c00b632109128f0e4518b22a5d0ef35c3d010bfadc8900f826cdabb82453b
[INFO] running `Command { std: "docker" "start" "-a" "6b0c00b632109128f0e4518b22a5d0ef35c3d010bfadc8900f826cdabb82453b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b0c00b632109128f0e4518b22a5d0ef35c3d010bfadc8900f826cdabb82453b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0c00b632109128f0e4518b22a5d0ef35c3d010bfadc8900f826cdabb82453b", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+18f0df251aa25bd85bb3d295ad1bd925a64b1ffc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 806bfb6e0e1717756c9acf88257d3dc1ed1bc17e30e6416a694d65536b41aecd
[INFO] running `Command { std: "docker" "start" "-a" "806bfb6e0e1717756c9acf88257d3dc1ed1bc17e30e6416a694d65536b41aecd", kill_on_drop: false }`
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[INFO] [stderr]     Checking yagui v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]   --> src/gui.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn add_button(&mut self, ui: &mut Ui, button: &Config) {
[INFO] [stdout]    |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_button`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `button`
[INFO] [stdout]   --> src/gui.rs:34:43
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn add_button(&mut self, ui: &mut Ui, button: &Config) {
[INFO] [stdout]    |                                           ^^^^^^ help: if this is intentional, prefix it with an underscore: `_button`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `required_value`
[INFO] [stdout]   --> src/config.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn required_value(&self, key: &str) -> Result<&Yaml> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fonts`
[INFO] [stdout]  --> src/gui.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fonts: HashMap<&'static str, FontId>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_button`
[INFO] [stdout]   --> src/gui.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn add_button(&mut self, ui: &mut Ui, button: &Config) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `required_value`
[INFO] [stdout]   --> src/config.rs:38:12
[INFO] [stdout]    |
[INFO] [stdout] 38 |     pub fn required_value(&self, key: &str) -> Result<&Yaml> {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `fonts`
[INFO] [stdout]  --> src/gui.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     fonts: HashMap<&'static str, FontId>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `add_button`
[INFO] [stdout]   --> src/gui.rs:34:8
[INFO] [stdout]    |
[INFO] [stdout] 34 |     fn add_button(&mut self, ui: &mut Ui, button: &Config) {
[INFO] [stdout]    |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 52.48s
[INFO] running `Command { std: "docker" "inspect" "806bfb6e0e1717756c9acf88257d3dc1ed1bc17e30e6416a694d65536b41aecd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "806bfb6e0e1717756c9acf88257d3dc1ed1bc17e30e6416a694d65536b41aecd", kill_on_drop: false }`
[INFO] [stdout] 806bfb6e0e1717756c9acf88257d3dc1ed1bc17e30e6416a694d65536b41aecd