[INFO] crate main_loop 0.3.3 is already in cache
[INFO] extracting crate main_loop 0.3.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/main_loop/0.3.3
[INFO] extracting crate main_loop 0.3.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/main_loop/0.3.3
[INFO] validating manifest of main_loop-0.3.3 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 main_loop-0.3.3 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 main_loop-0.3.3
[INFO] finished frobbing main_loop-0.3.3
[INFO] frobbed toml for main_loop-0.3.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/main_loop/0.3.3/Cargo.toml
[INFO] started frobbing main_loop-0.3.3
[INFO] finished frobbing main_loop-0.3.3
[INFO] frobbed toml for main_loop-0.3.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/main_loop/0.3.3/Cargo.toml
[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 main_loop-0.3.3 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-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/main_loop/0.3.3:/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] e0127a876e11ab8e68dabc7e6bfc32b6bc58c1921d69719996b11026e3cfae48
[INFO] running `"docker" "start" "-a" "e0127a876e11ab8e68dabc7e6bfc32b6bc58c1921d69719996b11026e3cfae48"`
[INFO] [stderr]    Compiling main_loop v0.3.3 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.30s
[INFO] running `"docker" "inspect" "e0127a876e11ab8e68dabc7e6bfc32b6bc58c1921d69719996b11026e3cfae48"`
[INFO] running `"docker" "rm" "-f" "e0127a876e11ab8e68dabc7e6bfc32b6bc58c1921d69719996b11026e3cfae48"`
[INFO] [stdout] e0127a876e11ab8e68dabc7e6bfc32b6bc58c1921d69719996b11026e3cfae48
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/main_loop/0.3.3:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] d2ae4f497e31682fb949d8671dde73af79b80fcf98eb99eb688acaa80f44945d
[INFO] running `"docker" "start" "-a" "d2ae4f497e31682fb949d8671dde73af79b80fcf98eb99eb688acaa80f44945d"`
[INFO] [stderr]    Compiling gl_generator v0.10.0
[INFO] [stderr]    Compiling gl v0.11.0
[INFO] [stderr]    Compiling main_loop v0.3.3 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved import `glutin::GlContext`
[INFO] [stderr]  --> examples/glutin.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use glutin::GlContext;
[INFO] [stderr]   |     ^^^^^^^^---------
[INFO] [stderr]   |     |       |
[INFO] [stderr]   |     |       help: a similar name exists in the module: `Context`
[INFO] [stderr]   |     no `GlContext` in the root
[INFO] [stderr] 
[INFO] [stderr] error[E0433]: failed to resolve: could not find `GlWindow` in `glutin`
[INFO] [stderr]   --> examples/glutin.rs:14:29
[INFO] [stderr]    |
[INFO] [stderr] 14 |     let gl_window = glutin::GlWindow::new(window, context, &events_loop).unwrap();
[INFO] [stderr]    |                             ^^^^^^^^ could not find `GlWindow` in `glutin`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0432, E0433.
[INFO] [stderr] For more information about an error, try `rustc --explain E0432`.
[INFO] [stderr] error: Could not compile `main_loop`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "d2ae4f497e31682fb949d8671dde73af79b80fcf98eb99eb688acaa80f44945d"`
[INFO] running `"docker" "rm" "-f" "d2ae4f497e31682fb949d8671dde73af79b80fcf98eb99eb688acaa80f44945d"`
[INFO] [stdout] d2ae4f497e31682fb949d8671dde73af79b80fcf98eb99eb688acaa80f44945d