[INFO] updating cached repository Eik0fresh/experiences
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Eik0fresh/experiences
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Eik0fresh/experiences" "work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Eik0fresh/experiences" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Eik0fresh/experiences"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Eik0fresh/experiences'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 321fff65f026e6a09ffa0725a9d460a242b8473e
[INFO] sha for GitHub repo Eik0fresh/experiences: 321fff65f026e6a09ffa0725a9d460a242b8473e
[INFO] validating manifest of Eik0fresh/experiences 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 Eik0fresh/experiences 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 Eik0fresh/experiences
[INFO] finished frobbing Eik0fresh/experiences
[INFO] frobbed toml for Eik0fresh/experiences written to work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences/Cargo.toml
[INFO] started frobbing Eik0fresh/experiences
[INFO] finished frobbing Eik0fresh/experiences
[INFO] frobbed toml for Eik0fresh/experiences written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Eik0fresh/experiences/Cargo.toml
[INFO] crate Eik0fresh/experiences 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] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 Eik0fresh/experiences against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 77d0cdec1f58cb0c5e0f91fa743d98c1b51f92eed59b00ad640397d9edc67817
[INFO] running `"docker" "start" "-a" "77d0cdec1f58cb0c5e0f91fa743d98c1b51f92eed59b00ad640397d9edc67817"`
[INFO] [stderr]    Compiling downcast-rs v1.0.4
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling nix v0.11.1
[INFO] [stderr]    Compiling libloading v0.5.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]    Compiling xml-rs v0.7.0
[INFO] [stderr]    Compiling memmap v0.6.2
[INFO] [stderr]    Compiling shared_library v0.1.9
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling osmesa-sys v0.1.2
[INFO] [stderr]    Compiling dlib v0.4.1
[INFO] [stderr]    Compiling wayland-sys v0.20.12
[INFO] [stderr]    Compiling wayland-scanner v0.20.12
[INFO] [stderr]    Compiling gl_generator v0.9.0
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling wayland-commons v0.20.12
[INFO] [stderr]    Compiling wayland-client v0.20.12
[INFO] [stderr]    Compiling wayland-protocols v0.20.12
[INFO] [stderr]    Compiling gl v0.10.0
[INFO] [stderr]    Compiling glutin v0.18.0
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling smithay-client-toolkit v0.3.0
[INFO] [stderr]    Compiling winit v0.17.2
[INFO] [stderr]    Compiling discovery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KeyboardInput`
[INFO] [stderr]   --> src/main.rs:12:34
[INFO] [stderr]    |
[INFO] [stderr] 12 | use glutin::{Event, WindowEvent, KeyboardInput, VirtualKeyCode};
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     unsafe { gl_window.make_current() };
[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 return value of `std::cmp::PartialEq::eq` that must be used
[INFO] [stderr]   --> src/main.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |                         input.virtual_keycode.eq(&Some(VirtualKeyCode::LAlt));
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         gl_window.swap_buffers();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 15s
[INFO] running `"docker" "inspect" "77d0cdec1f58cb0c5e0f91fa743d98c1b51f92eed59b00ad640397d9edc67817"`
[INFO] running `"docker" "rm" "-f" "77d0cdec1f58cb0c5e0f91fa743d98c1b51f92eed59b00ad640397d9edc67817"`
[INFO] [stdout] 77d0cdec1f58cb0c5e0f91fa743d98c1b51f92eed59b00ad640397d9edc67817
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 10319095b566fc0f632374ee16162072ec3bd97c9c0eab32ad304510a5f8e75f
[INFO] running `"docker" "start" "-a" "10319095b566fc0f632374ee16162072ec3bd97c9c0eab32ad304510a5f8e75f"`
[INFO] [stderr]    Compiling discovery v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]  --> src/main.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | #[macro_use]
[INFO] [stderr]   | ^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `KeyboardInput`
[INFO] [stderr]   --> src/main.rs:12:34
[INFO] [stderr]    |
[INFO] [stderr] 12 | use glutin::{Event, WindowEvent, KeyboardInput, VirtualKeyCode};
[INFO] [stderr]    |                                  ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:28:5
[INFO] [stderr]    |
[INFO] [stderr] 28 |     unsafe { gl_window.make_current() };
[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 return value of `std::cmp::PartialEq::eq` that must be used
[INFO] [stderr]   --> src/main.rs:39:25
[INFO] [stderr]    |
[INFO] [stderr] 39 |                         input.virtual_keycode.eq(&Some(VirtualKeyCode::LAlt));
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         gl_window.swap_buffers();
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[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 1.24s
[INFO] running `"docker" "inspect" "10319095b566fc0f632374ee16162072ec3bd97c9c0eab32ad304510a5f8e75f"`
[INFO] running `"docker" "rm" "-f" "10319095b566fc0f632374ee16162072ec3bd97c9c0eab32ad304510a5f8e75f"`
[INFO] [stdout] 10319095b566fc0f632374ee16162072ec3bd97c9c0eab32ad304510a5f8e75f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Eik0fresh/experiences:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d02ea5515a922b46e6f18609e8487a05e586d9cbccadc9306be12b5689dff7a4
[INFO] running `"docker" "start" "-a" "d02ea5515a922b46e6f18609e8487a05e586d9cbccadc9306be12b5689dff7a4"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/discovery-8d54aedc30014f35
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d02ea5515a922b46e6f18609e8487a05e586d9cbccadc9306be12b5689dff7a4"`
[INFO] running `"docker" "rm" "-f" "d02ea5515a922b46e6f18609e8487a05e586d9cbccadc9306be12b5689dff7a4"`
[INFO] [stdout] d02ea5515a922b46e6f18609e8487a05e586d9cbccadc9306be12b5689dff7a4