[INFO] crate unsafe_unions 0.0.2 is already in cache
[INFO] extracting crate unsafe_unions 0.0.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/unsafe_unions/0.0.2
[INFO] extracting crate unsafe_unions 0.0.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unsafe_unions/0.0.2
[INFO] validating manifest of unsafe_unions-0.0.2 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 unsafe_unions-0.0.2 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 unsafe_unions-0.0.2
[INFO] finished frobbing unsafe_unions-0.0.2
[INFO] frobbed toml for unsafe_unions-0.0.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/unsafe_unions/0.0.2/Cargo.toml
[INFO] started frobbing unsafe_unions-0.0.2
[INFO] finished frobbing unsafe_unions-0.0.2
[INFO] frobbed toml for unsafe_unions-0.0.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unsafe_unions/0.0.2/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 unsafe_unions-0.0.2 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unsafe_unions/0.0.2:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 251a29d84d33fc02e7294afcdfd54c7d8cf2bbbd5b9eea7f9e23a1b23edf1e0f
[INFO] running `"docker" "start" "-a" "251a29d84d33fc02e7294afcdfd54c7d8cf2bbbd5b9eea7f9e23a1b23edf1e0f"`
[INFO] [stderr]    Compiling unsafe_unions v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `"docker" "inspect" "251a29d84d33fc02e7294afcdfd54c7d8cf2bbbd5b9eea7f9e23a1b23edf1e0f"`
[INFO] running `"docker" "rm" "-f" "251a29d84d33fc02e7294afcdfd54c7d8cf2bbbd5b9eea7f9e23a1b23edf1e0f"`
[INFO] [stdout] 251a29d84d33fc02e7294afcdfd54c7d8cf2bbbd5b9eea7f9e23a1b23edf1e0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unsafe_unions/0.0.2:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] b09df66e24b9056b8fb577e7c9ebf976d8edf6c08d0e532451c190005b48bd2a
[INFO] running `"docker" "start" "-a" "b09df66e24b9056b8fb577e7c9ebf976d8edf6c08d0e532451c190005b48bd2a"`
[INFO] [stderr]    Compiling unsafe_unions v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `"docker" "inspect" "b09df66e24b9056b8fb577e7c9ebf976d8edf6c08d0e532451c190005b48bd2a"`
[INFO] running `"docker" "rm" "-f" "b09df66e24b9056b8fb577e7c9ebf976d8edf6c08d0e532451c190005b48bd2a"`
[INFO] [stdout] b09df66e24b9056b8fb577e7c9ebf976d8edf6c08d0e532451c190005b48bd2a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/unsafe_unions/0.0.2:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 77b1455af3a78cff3cdd58a53c963c1dedd6b701b0ef59940a906c23ddd72031
[INFO] running `"docker" "start" "-a" "77b1455af3a78cff3cdd58a53c963c1dedd6b701b0ef59940a906c23ddd72031"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unsafe_unions-9e5910651a4168c7
[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 unsafe_unions
[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" "77b1455af3a78cff3cdd58a53c963c1dedd6b701b0ef59940a906c23ddd72031"`
[INFO] running `"docker" "rm" "-f" "77b1455af3a78cff3cdd58a53c963c1dedd6b701b0ef59940a906c23ddd72031"`
[INFO] [stdout] 77b1455af3a78cff3cdd58a53c963c1dedd6b701b0ef59940a906c23ddd72031