[INFO] crate maybe-owned 0.3.2 is already in cache
[INFO] extracting crate maybe-owned 0.3.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/maybe-owned/0.3.2
[INFO] extracting crate maybe-owned 0.3.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/maybe-owned/0.3.2
[INFO] validating manifest of maybe-owned-0.3.2 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 maybe-owned-0.3.2 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 maybe-owned-0.3.2
[INFO] finished frobbing maybe-owned-0.3.2
[INFO] frobbed toml for maybe-owned-0.3.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/maybe-owned/0.3.2/Cargo.toml
[INFO] started frobbing maybe-owned-0.3.2
[INFO] finished frobbing maybe-owned-0.3.2
[INFO] frobbed toml for maybe-owned-0.3.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/maybe-owned/0.3.2/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 maybe-owned-0.3.2 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/maybe-owned/0.3.2:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] e4a59a61f0d0bc79a82a6ea2696cdbd81ccc62564f1d4f2bbf29f97734fd61a5
[INFO] running `"docker" "start" "-a" "e4a59a61f0d0bc79a82a6ea2696cdbd81ccc62564f1d4f2bbf29f97734fd61a5"`
[INFO] [stderr]    Compiling maybe-owned v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `"docker" "inspect" "e4a59a61f0d0bc79a82a6ea2696cdbd81ccc62564f1d4f2bbf29f97734fd61a5"`
[INFO] running `"docker" "rm" "-f" "e4a59a61f0d0bc79a82a6ea2696cdbd81ccc62564f1d4f2bbf29f97734fd61a5"`
[INFO] [stdout] e4a59a61f0d0bc79a82a6ea2696cdbd81ccc62564f1d4f2bbf29f97734fd61a5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/maybe-owned/0.3.2:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 9057b7437e3d513a7ef13a2bb9a7e7676463d16512a2cd184e0d019e8020c84e
[INFO] running `"docker" "start" "-a" "9057b7437e3d513a7ef13a2bb9a7e7676463d16512a2cd184e0d019e8020c84e"`
[INFO] [stderr]    Compiling maybe-owned v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `"docker" "inspect" "9057b7437e3d513a7ef13a2bb9a7e7676463d16512a2cd184e0d019e8020c84e"`
[INFO] running `"docker" "rm" "-f" "9057b7437e3d513a7ef13a2bb9a7e7676463d16512a2cd184e0d019e8020c84e"`
[INFO] [stdout] 9057b7437e3d513a7ef13a2bb9a7e7676463d16512a2cd184e0d019e8020c84e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/maybe-owned/0.3.2:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 305698c61060da8dd79168c38189aadf3556b21e657c64369dcd042b44abfa51
[INFO] running `"docker" "start" "-a" "305698c61060da8dd79168c38189aadf3556b21e657c64369dcd042b44abfa51"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/maybe_owned-6d79c93f0ca85963
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::as_ref ... ok
[INFO] [stdout] test tests::from_cow ... ok
[INFO] [stdout] test tests::clone_borrow ... ok
[INFO] [stdout] test tests::clone_owned ... ok
[INFO] [stdout] test tests::borrow ... ok
[INFO] [stdout] test tests::from_str ... ok
[INFO] [stdout] test tests::has_clone ... ok
[INFO] [stdout] test tests::has_default ... ok
[INFO] [stdout] test tests::has_display ... ok
[INFO] [stdout] test tests::has_eq ... ok
[INFO] [stdout] test tests::has_ord ... ok
[INFO] [stdout] test tests::has_hash ... ok
[INFO] [stdout] test tests::has_partial_eq ... ok
[INFO] [stdout] test tests::has_partial_ord ... ok
[INFO] [stdout] test tests::into_cow ... ok
[INFO] [stdout] test tests::into_with_borrow ... ok
[INFO] [stdout] test tests::into_inner ... ok
[INFO] [stdout] test tests::is_owned ... ok
[INFO] [stdout] test tests::into_with_owned ... ok
[INFO] [stdout] test transitive_impl::test::op_assign_impls_exist ... ok
[INFO] [stdout] test transitive_impl::test::not_and_neg_are_impl ... ok
[INFO] [stdout] test tests::to_mut ... ok
[INFO] [stdout] test transitive_impl::test::op_impls_exist ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests maybe-owned
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - MaybeOwned (line 72) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned (line 58) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned (line 87) ... ok
[INFO] [stdout] test src/lib.rs - MaybeOwned::to_mut (line 306) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "305698c61060da8dd79168c38189aadf3556b21e657c64369dcd042b44abfa51"`
[INFO] running `"docker" "rm" "-f" "305698c61060da8dd79168c38189aadf3556b21e657c64369dcd042b44abfa51"`
[INFO] [stdout] 305698c61060da8dd79168c38189aadf3556b21e657c64369dcd042b44abfa51