[INFO] crate gfx-backend-empty 0.2.1 is already in cache
[INFO] extracting crate gfx-backend-empty 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/gfx-backend-empty/0.2.1
[INFO] extracting crate gfx-backend-empty 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gfx-backend-empty/0.2.1
[INFO] validating manifest of gfx-backend-empty-0.2.1 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 gfx-backend-empty-0.2.1 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 gfx-backend-empty-0.2.1
[INFO] finished frobbing gfx-backend-empty-0.2.1
[INFO] frobbed toml for gfx-backend-empty-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/gfx-backend-empty/0.2.1/Cargo.toml
[INFO] started frobbing gfx-backend-empty-0.2.1
[INFO] finished frobbing gfx-backend-empty-0.2.1
[INFO] frobbed toml for gfx-backend-empty-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/gfx-backend-empty/0.2.1/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing gfx-backend-empty-0.2.1 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-3/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/gfx-backend-empty/0.2.1:/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] 1456270a8d547761f322cf7e1c46997830a0eed60e15b04eb36b62df74f48d7f
[INFO] running `"docker" "start" "-a" "1456270a8d547761f322cf7e1c46997830a0eed60e15b04eb36b62df74f48d7f"`
[INFO] [stderr]    Compiling gfx-hal v0.2.1
[INFO] [stderr]    Compiling gfx-backend-empty v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.13s
[INFO] running `"docker" "inspect" "1456270a8d547761f322cf7e1c46997830a0eed60e15b04eb36b62df74f48d7f"`
[INFO] running `"docker" "rm" "-f" "1456270a8d547761f322cf7e1c46997830a0eed60e15b04eb36b62df74f48d7f"`
[INFO] [stdout] 1456270a8d547761f322cf7e1c46997830a0eed60e15b04eb36b62df74f48d7f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/gfx-backend-empty/0.2.1:/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] 02943b977435b87db87e919327e009e7a9569791a0e9754f2f8ef806afa0b029
[INFO] running `"docker" "start" "-a" "02943b977435b87db87e919327e009e7a9569791a0e9754f2f8ef806afa0b029"`
[INFO] [stderr]    Compiling gfx-backend-empty v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `"docker" "inspect" "02943b977435b87db87e919327e009e7a9569791a0e9754f2f8ef806afa0b029"`
[INFO] running `"docker" "rm" "-f" "02943b977435b87db87e919327e009e7a9569791a0e9754f2f8ef806afa0b029"`
[INFO] [stdout] 02943b977435b87db87e919327e009e7a9569791a0e9754f2f8ef806afa0b029
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/gfx-backend-empty/0.2.1:/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"`
[INFO] [stdout] a6d9fad8fbecb2683e6162c0d716896868c4d44cfc5f12dcb4bf0976c2e4dd46
[INFO] running `"docker" "start" "-a" "a6d9fad8fbecb2683e6162c0d716896868c4d44cfc5f12dcb4bf0976c2e4dd46"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/gfx_backend_empty-30a161c9f1f94df2
[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] [stderr]    Doc-tests gfx_backend_empty
[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" "a6d9fad8fbecb2683e6162c0d716896868c4d44cfc5f12dcb4bf0976c2e4dd46"`
[INFO] running `"docker" "rm" "-f" "a6d9fad8fbecb2683e6162c0d716896868c4d44cfc5f12dcb4bf0976c2e4dd46"`
[INFO] [stdout] a6d9fad8fbecb2683e6162c0d716896868c4d44cfc5f12dcb4bf0976c2e4dd46