[INFO] updating cached repository kevinmehall/panobubble
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/kevinmehall/panobubble
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/kevinmehall/panobubble" "work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kevinmehall/panobubble"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kevinmehall/panobubble'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/kevinmehall/panobubble" "work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/kevinmehall/panobubble"`
[INFO] [stderr] Cloning into 'work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/kevinmehall/panobubble'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 475c0285db8cabf9a704913e4c60a053a25ff21f
[INFO] sha for GitHub repo kevinmehall/panobubble: 475c0285db8cabf9a704913e4c60a053a25ff21f
[INFO] validating manifest of kevinmehall/panobubble on toolchain master#452087b4bf18cece2d52d7cd8c9147195e5404bf
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kevinmehall/panobubble on toolchain try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kevinmehall/panobubble
[INFO] finished frobbing kevinmehall/panobubble
[INFO] frobbed toml for kevinmehall/panobubble written to work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kevinmehall/panobubble/Cargo.toml
[INFO] started frobbing kevinmehall/panobubble
[INFO] finished frobbing kevinmehall/panobubble
[INFO] frobbed toml for kevinmehall/panobubble written to work/ex/pr-63247/sources/try#757dacae0a9f1b46b3ab58a1f1232332e8fc7dab/gh/kevinmehall/panobubble/Cargo.toml
[INFO] crate kevinmehall/panobubble already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+757dacae0a9f1b46b3ab58a1f1232332e8fc7dab-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kevinmehall/panobubble against master#452087b4bf18cece2d52d7cd8c9147195e5404bf for pr-63247
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63247/worker-3/master#452087b4bf18cece2d52d7cd8c9147195e5404bf:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63247/sources/master#452087b4bf18cece2d52d7cd8c9147195e5404bf/gh/kevinmehall/panobubble:/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" "+452087b4bf18cece2d52d7cd8c9147195e5404bf-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 77e6920f36917ac7459ba84df311b7a6b4bc87757a5658c1efa203120d097fe4
[INFO] running `"docker" "start" "-a" "77e6920f36917ac7459ba84df311b7a6b4bc87757a5658c1efa203120d097fe4"`
[INFO] [stderr]    Compiling libloading v0.5.0
[INFO] [stderr]    Compiling phf_shared v0.7.22
[INFO] [stderr]    Compiling x11-dl v2.18.3
[INFO] [stderr]     Checking memmap v0.6.2
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]    Compiling log v0.4.3
[INFO] [stderr]     Checking deflate v0.7.18
[INFO] [stderr]    Compiling wayland-scanner v0.20.11
[INFO] [stderr]     Checking smallvec v0.6.3
[INFO] [stderr]     Checking nix v0.11.0
[INFO] [stderr]     Checking new_debug_unreachable v1.0.1
[INFO] [stderr]     Checking tempfile v3.0.3
[INFO] [stderr]    Compiling phf_generator v0.7.22
[INFO] [stderr]     Checking twoway v0.1.8
[INFO] [stderr]    Compiling syn v0.14.7
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]     Checking num-integer v0.1.39
[INFO] [stderr]     Checking crossbeam-epoch v0.3.1
[INFO] [stderr]     Checking shared_library v0.1.9
[INFO] [stderr]     Checking parking_lot_core v0.2.14
[INFO] [stderr]    Compiling string_cache_codegen v0.4.1
[INFO] [stderr]     Checking osmesa-sys v0.1.2
[INFO] [stderr]     Checking crossbeam-deque v0.2.0
[INFO] [stderr]     Checking num-iter v0.1.37
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking parking_lot v0.6.3
[INFO] [stderr]     Checking dlib v0.4.1
[INFO] [stderr]     Checking png v0.12.0
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]    Compiling wayland-client v0.20.11
[INFO] [stderr]    Compiling wayland-protocols v0.20.11
[INFO] [stderr]     Checking wayland-sys v0.20.11
[INFO] [stderr]     Checking rayon v1.0.2
[INFO] [stderr]     Checking wayland-commons v0.20.11
[INFO] [stderr]    Compiling string_cache v0.7.3
[INFO] [stderr]    Compiling glutin v0.17.0
[INFO] [stderr]    Compiling glium v0.22.0
[INFO] [stderr]     Checking elementtree v0.5.0
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]     Checking image v0.19.0
[INFO] [stderr]     Checking smithay-client-toolkit v0.2.6
[INFO] [stderr]     Checking winit v0.16.2
[INFO] [stderr]     Checking panobubble v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     File::open(image_name).unwrap().take(1024*64).read_to_end(&mut buf);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:24:5
[INFO] [stderr]    |
[INFO] [stderr] 24 |     File::open(image_name).unwrap().take(1024*64).read_to_end(&mut buf);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 27s
[INFO] running `"docker" "inspect" "77e6920f36917ac7459ba84df311b7a6b4bc87757a5658c1efa203120d097fe4"`
[INFO] running `"docker" "rm" "-f" "77e6920f36917ac7459ba84df311b7a6b4bc87757a5658c1efa203120d097fe4"`
[INFO] [stdout] 77e6920f36917ac7459ba84df311b7a6b4bc87757a5658c1efa203120d097fe4