[INFO] updating cached repository mb64/winit_event_logger
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/mb64/winit_event_logger
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/mb64/winit_event_logger" "work/ex/beta-1.38-1/sources/1.37.0/gh/mb64/winit_event_logger"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/mb64/winit_event_logger'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mb64/winit_event_logger" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mb64/winit_event_logger"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mb64/winit_event_logger'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 67a0969d11fb1bc5d9e02b61bdcb1a47e56c8319
[INFO] sha for GitHub repo mb64/winit_event_logger: 67a0969d11fb1bc5d9e02b61bdcb1a47e56c8319
[INFO] validating manifest of mb64/winit_event_logger 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 mb64/winit_event_logger 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 mb64/winit_event_logger
[INFO] finished frobbing mb64/winit_event_logger
[INFO] frobbed toml for mb64/winit_event_logger written to work/ex/beta-1.38-1/sources/1.37.0/gh/mb64/winit_event_logger/Cargo.toml
[INFO] started frobbing mb64/winit_event_logger
[INFO] finished frobbing mb64/winit_event_logger
[INFO] frobbed toml for mb64/winit_event_logger written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/mb64/winit_event_logger/Cargo.toml
[INFO] crate mb64/winit_event_logger 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 mb64/winit_event_logger 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mb64/winit_event_logger:/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] 0a53bc274e2697b1f36d366781de351d15da9f338757707b65abf5f45b74faf8
[INFO] running `"docker" "start" "-a" "0a53bc274e2697b1f36d366781de351d15da9f338757707b65abf5f45b74faf8"`
[INFO] [stderr]    Compiling wayland-scanner v0.23.5
[INFO] [stderr]    Compiling mio-extras v2.0.5
[INFO] [stderr]    Compiling wayland-sys v0.23.5
[INFO] [stderr]    Compiling rusttype v0.7.7
[INFO] [stderr]    Compiling wayland-commons v0.23.5
[INFO] [stderr]    Compiling calloop v0.4.4
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling wayland-client v0.23.5
[INFO] [stderr]    Compiling wayland-protocols v0.23.5
[INFO] [stderr]    Compiling smithay-client-toolkit v0.6.3
[INFO] [stderr]    Compiling winit v0.20.0-alpha1 (https://github.com/mb64/winit.git?branch=android-eventloop-2.0#f081128c)
[INFO] [stderr]    Compiling event_logger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let window = winit::window::WindowBuilder::new().build(&event_loop);
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_window`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.10s
[INFO] running `"docker" "inspect" "0a53bc274e2697b1f36d366781de351d15da9f338757707b65abf5f45b74faf8"`
[INFO] running `"docker" "rm" "-f" "0a53bc274e2697b1f36d366781de351d15da9f338757707b65abf5f45b74faf8"`
[INFO] [stdout] 0a53bc274e2697b1f36d366781de351d15da9f338757707b65abf5f45b74faf8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mb64/winit_event_logger:/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] f057330eddd92f88921ada15675193876d2126213f0f141574579be04e146afb
[INFO] running `"docker" "start" "-a" "f057330eddd92f88921ada15675193876d2126213f0f141574579be04e146afb"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling event_logger v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `window`
[INFO] [stderr]  --> src/main.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let window = winit::window::WindowBuilder::new().build(&event_loop);
[INFO] [stderr]   |         ^^^^^^ help: consider prefixing with an underscore: `_window`
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "f057330eddd92f88921ada15675193876d2126213f0f141574579be04e146afb"`
[INFO] running `"docker" "rm" "-f" "f057330eddd92f88921ada15675193876d2126213f0f141574579be04e146afb"`
[INFO] [stdout] f057330eddd92f88921ada15675193876d2126213f0f141574579be04e146afb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/mb64/winit_event_logger:/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] 81a7cf5fe0f7f2dc8832d1662c8b28b6c6e95f63a5faede5b8e356df49371a89
[INFO] running `"docker" "start" "-a" "81a7cf5fe0f7f2dc8832d1662c8b28b6c6e95f63a5faede5b8e356df49371a89"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/event_logger-a335b8d2987af7e6
[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" "81a7cf5fe0f7f2dc8832d1662c8b28b6c6e95f63a5faede5b8e356df49371a89"`
[INFO] running `"docker" "rm" "-f" "81a7cf5fe0f7f2dc8832d1662c8b28b6c6e95f63a5faede5b8e356df49371a89"`
[INFO] [stdout] 81a7cf5fe0f7f2dc8832d1662c8b28b6c6e95f63a5faede5b8e356df49371a89