[INFO] updating cached repository nabeelomer/BingWallpapers
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/nabeelomer/BingWallpapers
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/nabeelomer/BingWallpapers" "work/ex/beta-1.38-1/sources/1.37.0/gh/nabeelomer/BingWallpapers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/nabeelomer/BingWallpapers'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/nabeelomer/BingWallpapers" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeelomer/BingWallpapers"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeelomer/BingWallpapers'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b4b30c0e592fdcdad0517bfd5f68e0f6e5cdd566
[INFO] sha for GitHub repo nabeelomer/BingWallpapers: b4b30c0e592fdcdad0517bfd5f68e0f6e5cdd566
[INFO] validating manifest of nabeelomer/BingWallpapers on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of nabeelomer/BingWallpapers on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing nabeelomer/BingWallpapers
[INFO] finished frobbing nabeelomer/BingWallpapers
[INFO] frobbed toml for nabeelomer/BingWallpapers written to work/ex/beta-1.38-1/sources/1.37.0/gh/nabeelomer/BingWallpapers/Cargo.toml
[INFO] started frobbing nabeelomer/BingWallpapers
[INFO] finished frobbing nabeelomer/BingWallpapers
[INFO] frobbed toml for nabeelomer/BingWallpapers written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeelomer/BingWallpapers/Cargo.toml
[INFO] crate nabeelomer/BingWallpapers already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing nabeelomer/BingWallpapers against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/nabeelomer/BingWallpapers:/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=warn" "-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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1a927022b1b97e8f57a3326ace292b57ebe62b955cdcceb74f01a846edffb0f1
[INFO] running `"docker" "start" "-a" "1a927022b1b97e8f57a3326ace292b57ebe62b955cdcceb74f01a846edffb0f1"`
[INFO] [stderr]    Compiling openssl-sys v0.9.26
[INFO] [stderr]    Compiling BingWallpapers v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]    Compiling serde_urlencoded v0.5.1
[INFO] [stderr]    Compiling mime_guess v2.0.0-alpha.4
[INFO] [stderr]    Compiling openssl v0.9.24
[INFO] [stderr]    Compiling native-tls v0.1.5
[INFO] [stderr]    Compiling tokio-tls v0.1.4
[INFO] [stderr]    Compiling hyper-tls v0.1.2
[INFO] [stderr]    Compiling reqwest v0.8.5
[INFO] [stderr] warning: unused import: `std::ffi::CString`
[INFO] [stderr]  --> src/main.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::ffi::CString;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]   --> src/main.rs:22:37
[INFO] [stderr]    |
[INFO] [stderr] 22 |             if let Some(mut path) = env::home_dir() {
[INFO] [stderr]    |                                     ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]   --> src/main.rs:54:5
[INFO] [stderr]    |
[INFO] [stderr] 54 | /     Command::new("gsettings")
[INFO] [stderr] 55 | |         .args(&[
[INFO] [stderr] 56 | |             "set",
[INFO] [stderr] 57 | |             "org.gnome.desktop.background",
[INFO] [stderr] ...  |
[INFO] [stderr] 61 | |         .output()
[INFO] [stderr] 62 | |         .expect("Failed to apply wallpaper!")
[INFO] [stderr]    | |_____________________________________________^ expected (), found struct `std::process::Output`
[INFO] [stderr]    |
[INFO] [stderr]    = note: expected type `()`
[INFO] [stderr]               found type `std::process::Output`
[INFO] [stderr] help: try adding a semicolon
[INFO] [stderr]    |
[INFO] [stderr] 62 |         .expect("Failed to apply wallpaper!");
[INFO] [stderr]    |                                              ^
[INFO] [stderr] help: try adding a return type
[INFO] [stderr]    |
[INFO] [stderr] 53 | fn set_wallpaper() -> std::process::Output {
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `BingWallpapers`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "1a927022b1b97e8f57a3326ace292b57ebe62b955cdcceb74f01a846edffb0f1"`
[INFO] running `"docker" "rm" "-f" "1a927022b1b97e8f57a3326ace292b57ebe62b955cdcceb74f01a846edffb0f1"`
[INFO] [stdout] 1a927022b1b97e8f57a3326ace292b57ebe62b955cdcceb74f01a846edffb0f1