[INFO] updating cached repository jacobh/heat-player
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jacobh/heat-player
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jacobh/heat-player" "work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/jacobh/heat-player"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/jacobh/heat-player'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jacobh/heat-player" "work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/jacobh/heat-player"`
[INFO] [stderr] Cloning into 'work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/jacobh/heat-player'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f72d321303da7a9d4496873b3651c6821608d4b5
[INFO] sha for GitHub repo jacobh/heat-player: f72d321303da7a9d4496873b3651c6821608d4b5
[INFO] validating manifest of jacobh/heat-player on toolchain master#c43d03a19f326f4a323569328cc501e86eb6d22e
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jacobh/heat-player on toolchain try#75eff020d0923c035c2fe220db4a0465cd847048
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jacobh/heat-player
[INFO] finished frobbing jacobh/heat-player
[INFO] frobbed toml for jacobh/heat-player written to work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/jacobh/heat-player/Cargo.toml
[INFO] started frobbing jacobh/heat-player
[INFO] finished frobbing jacobh/heat-player
[INFO] frobbed toml for jacobh/heat-player written to work/ex/pr-63565/sources/try#75eff020d0923c035c2fe220db4a0465cd847048/gh/jacobh/heat-player/Cargo.toml
[INFO] crate jacobh/heat-player already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+75eff020d0923c035c2fe220db4a0465cd847048-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking jacobh/heat-player against master#c43d03a19f326f4a323569328cc501e86eb6d22e for pr-63565
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63565/worker-4/master#c43d03a19f326f4a323569328cc501e86eb6d22e:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63565/sources/master#c43d03a19f326f4a323569328cc501e86eb6d22e/gh/jacobh/heat-player:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+c43d03a19f326f4a323569328cc501e86eb6d22e-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 0dd687f8bd7348db6769bf5160b6655b9c1a9feb582f76a6fb39a6b50a025daa
[INFO] running `"docker" "start" "-a" "0dd687f8bd7348db6769bf5160b6655b9c1a9feb582f76a6fb39a6b50a025daa"`
[INFO] [stderr]    Compiling tinyfiledialogs v3.3.5
[INFO] [stderr]    Compiling ui-sys v0.1.3
[INFO] [stderr]     Checking iui v0.3.0
[INFO] [stderr]     Checking heat_player v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/main.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 | use iui::controls::{Button, Group, Label, VerticalBox};
[INFO] [stderr]   |                                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btn`
[INFO] [stderr]   --> src/main.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |         move |btn| {
[INFO] [stderr]    |               ^^^ help: consider prefixing with an underscore: `_btn`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ui`
[INFO] [stderr]   --> src/main.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let ui = ui.clone();
[INFO] [stderr]    |             ^^ help: consider prefixing with an underscore: `_ui`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `State`
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct State {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Label`
[INFO] [stderr]  --> src/main.rs:4:36
[INFO] [stderr]   |
[INFO] [stderr] 4 | use iui::controls::{Button, Group, Label, VerticalBox};
[INFO] [stderr]   |                                    ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `btn`
[INFO] [stderr]   --> src/main.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |         move |btn| {
[INFO] [stderr]    |               ^^^ help: consider prefixing with an underscore: `_btn`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `ui`
[INFO] [stderr]   --> src/main.rs:28:13
[INFO] [stderr]    |
[INFO] [stderr] 28 |         let ui = ui.clone();
[INFO] [stderr]    |             ^^ help: consider prefixing with an underscore: `_ui`
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `State`
[INFO] [stderr]  --> src/main.rs:8:1
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct State {
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.40s
[INFO] running `"docker" "inspect" "0dd687f8bd7348db6769bf5160b6655b9c1a9feb582f76a6fb39a6b50a025daa"`
[INFO] running `"docker" "rm" "-f" "0dd687f8bd7348db6769bf5160b6655b9c1a9feb582f76a6fb39a6b50a025daa"`
[INFO] [stdout] 0dd687f8bd7348db6769bf5160b6655b9c1a9feb582f76a6fb39a6b50a025daa