[INFO] crate unsafe_unions 0.0.2 is already in cache
[INFO] extracting crate unsafe_unions 0.0.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/unsafe_unions/0.0.2
[INFO] extracting crate unsafe_unions 0.0.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/unsafe_unions/0.0.2
[INFO] validating manifest of unsafe_unions-0.0.2 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 unsafe_unions-0.0.2 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 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-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/reg/unsafe_unions/0.0.2/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 unsafe_unions-0.0.2 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/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-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 341b9f3be31dae29175f15ced6cc3e451b839d76ee57b057bce1924f5ad10405
[INFO] running `"docker" "start" "-a" "341b9f3be31dae29175f15ced6cc3e451b839d76ee57b057bce1924f5ad10405"`
[INFO] [stderr]    Compiling unsafe_unions v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "341b9f3be31dae29175f15ced6cc3e451b839d76ee57b057bce1924f5ad10405"`
[INFO] running `"docker" "rm" "-f" "341b9f3be31dae29175f15ced6cc3e451b839d76ee57b057bce1924f5ad10405"`
[INFO] [stdout] 341b9f3be31dae29175f15ced6cc3e451b839d76ee57b057bce1924f5ad10405
[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/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-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f33e01008e1c7f3253e5253accb735b4d2a75b3d49d22a53a15c5a2e73823e73
[INFO] running `"docker" "start" "-a" "f33e01008e1c7f3253e5253accb735b4d2a75b3d49d22a53a15c5a2e73823e73"`
[INFO] [stderr]    Compiling unsafe_unions v0.0.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "f33e01008e1c7f3253e5253accb735b4d2a75b3d49d22a53a15c5a2e73823e73"`
[INFO] running `"docker" "rm" "-f" "f33e01008e1c7f3253e5253accb735b4d2a75b3d49d22a53a15c5a2e73823e73"`
[INFO] [stdout] f33e01008e1c7f3253e5253accb735b4d2a75b3d49d22a53a15c5a2e73823e73
[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/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-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 02bfef0c14c3baa427f01d6b77ef41c3140a2f35f9251cb6c32b8829d47dfb80
[INFO] running `"docker" "start" "-a" "02bfef0c14c3baa427f01d6b77ef41c3140a2f35f9251cb6c32b8829d47dfb80"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/unsafe_unions-e39cdb2c9d14b2ee
[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" "02bfef0c14c3baa427f01d6b77ef41c3140a2f35f9251cb6c32b8829d47dfb80"`
[INFO] running `"docker" "rm" "-f" "02bfef0c14c3baa427f01d6b77ef41c3140a2f35f9251cb6c32b8829d47dfb80"`
[INFO] [stdout] 02bfef0c14c3baa427f01d6b77ef41c3140a2f35f9251cb6c32b8829d47dfb80