[INFO] fetching crate piston2d-opengl_graphics 0.66.0...
[INFO] extracting crate piston2d-opengl_graphics 0.66.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/piston2d-opengl_graphics/0.66.0
[INFO] extracting crate piston2d-opengl_graphics 0.66.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/piston2d-opengl_graphics/0.66.0
[INFO] validating manifest of piston2d-opengl_graphics-0.66.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of piston2d-opengl_graphics-0.66.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing piston2d-opengl_graphics-0.66.0
[INFO] finished frobbing piston2d-opengl_graphics-0.66.0
[INFO] frobbed toml for piston2d-opengl_graphics-0.66.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/piston2d-opengl_graphics/0.66.0/Cargo.toml
[INFO] started frobbing piston2d-opengl_graphics-0.66.0
[INFO] finished frobbing piston2d-opengl_graphics-0.66.0
[INFO] frobbed toml for piston2d-opengl_graphics-0.66.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/piston2d-opengl_graphics/0.66.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing piston2d-opengl_graphics-0.66.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/piston2d-opengl_graphics/0.66.0:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 64e98cbb2b4e0696e06bd113399642850b3520f1987cb6368e9fce7c1dbabca5
[INFO] running `"docker" "start" "-a" "64e98cbb2b4e0696e06bd113399642850b3520f1987cb6368e9fce7c1dbabca5"`
[INFO] [stderr]    Compiling khronos_api v3.1.0
[INFO] [stderr]    Compiling piston-graphics_api_version v0.2.0
[INFO] [stderr]    Compiling piston-shaders_graphics2d v0.3.1
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling piston2d-graphics v0.33.0
[INFO] [stderr]    Compiling shader_version v0.6.0
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.66.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.23s
[INFO] running `"docker" "inspect" "64e98cbb2b4e0696e06bd113399642850b3520f1987cb6368e9fce7c1dbabca5"`
[INFO] running `"docker" "rm" "-f" "64e98cbb2b4e0696e06bd113399642850b3520f1987cb6368e9fce7c1dbabca5"`
[INFO] [stdout] 64e98cbb2b4e0696e06bd113399642850b3520f1987cb6368e9fce7c1dbabca5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/piston2d-opengl_graphics/0.66.0:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 608e2c254eb5d0663e0cfba69bb3268c0adb6bbdfcd7b8abb2bef594a515a927
[INFO] running `"docker" "start" "-a" "608e2c254eb5d0663e0cfba69bb3268c0adb6bbdfcd7b8abb2bef594a515a927"`
[INFO] [stderr]    Compiling sdl2 v0.32.2
[INFO] [stderr]    Compiling sdl2-sys v0.32.6
[INFO] [stderr]    Compiling pistoncore-input v0.25.1
[INFO] [stderr]    Compiling pistoncore-window v0.40.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.45.0
[INFO] [stderr]    Compiling piston v0.45.0
[INFO] [stderr]    Compiling pistoncore-sdl2_window v0.59.0
[INFO] [stderr]    Compiling piston2d-opengl_graphics v0.66.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.20s
[INFO] running `"docker" "inspect" "608e2c254eb5d0663e0cfba69bb3268c0adb6bbdfcd7b8abb2bef594a515a927"`
[INFO] running `"docker" "rm" "-f" "608e2c254eb5d0663e0cfba69bb3268c0adb6bbdfcd7b8abb2bef594a515a927"`
[INFO] [stdout] 608e2c254eb5d0663e0cfba69bb3268c0adb6bbdfcd7b8abb2bef594a515a927
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/piston2d-opengl_graphics/0.66.0:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 41ef3e2b9ac22fdb0402b31639116266aa2aa6607277c122a2f33cb72c1d655e
[INFO] running `"docker" "start" "-a" "41ef3e2b9ac22fdb0402b31639116266aa2aa6607277c122a2f33cb72c1d655e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/opengl_graphics-aea46033ea321428
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests opengl_graphics
[INFO] [stdout] test back_end::test_gl_loaded ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "41ef3e2b9ac22fdb0402b31639116266aa2aa6607277c122a2f33cb72c1d655e"`
[INFO] running `"docker" "rm" "-f" "41ef3e2b9ac22fdb0402b31639116266aa2aa6607277c122a2f33cb72c1d655e"`
[INFO] [stdout] 41ef3e2b9ac22fdb0402b31639116266aa2aa6607277c122a2f33cb72c1d655e