[INFO] crate mongoloid 0.1.1 is already in cache
[INFO] extracting crate mongoloid 0.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/mongoloid/0.1.1
[INFO] extracting crate mongoloid 0.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mongoloid/0.1.1
[INFO] validating manifest of mongoloid-0.1.1 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 mongoloid-0.1.1 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 mongoloid-0.1.1
[INFO] finished frobbing mongoloid-0.1.1
[INFO] frobbed toml for mongoloid-0.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mongoloid/0.1.1/Cargo.toml
[INFO] started frobbing mongoloid-0.1.1
[INFO] finished frobbing mongoloid-0.1.1
[INFO] frobbed toml for mongoloid-0.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mongoloid/0.1.1/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing mongoloid-0.1.1 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/mongoloid/0.1.1:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 28722b98f16f354aa69044c93761bf2ca152f6026854c07e9f1c8f44fe6a6de3
[INFO] running `"docker" "start" "-a" "28722b98f16f354aa69044c93761bf2ca152f6026854c07e9f1c8f44fe6a6de3"`
[INFO] [stderr]    Compiling linked-hash-map v0.3.0
[INFO] [stderr]    Compiling semver v0.8.0
[INFO] [stderr]    Compiling bson v0.13.0
[INFO] [stderr]    Compiling scan_fmt v0.1.3
[INFO] [stderr]    Compiling textnonce v0.6.5
[INFO] [stderr]    Compiling pbkdf2 v0.2.3
[INFO] [stderr]    Compiling bson v0.10.0
[INFO] [stderr]    Compiling mongodb v0.3.12
[INFO] [stderr]    Compiling mongoloid v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] error[E0308]: mismatched types
[INFO] [stderr]    --> src/lib.rs:239:30
[INFO] [stderr]     |
[INFO] [stderr] 239 |             coll.insert_many(docs, None)
[INFO] [stderr]     |                              ^^^^ expected struct `mongodb::ordered::OrderedDocument`, found struct `bson::ordered::OrderedDocument`
[INFO] [stderr]     |
[INFO] [stderr]     = note: expected type `std::vec::Vec<mongodb::ordered::OrderedDocument>`
[INFO] [stderr]                found type `std::vec::Vec<bson::ordered::OrderedDocument>`
[INFO] [stderr] note: Perhaps two different versions of crate `bson` are being used?
[INFO] [stderr]    --> src/lib.rs:239:30
[INFO] [stderr]     |
[INFO] [stderr] 239 |             coll.insert_many(docs, None)
[INFO] [stderr]     |                              ^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0308`.
[INFO] [stderr] error: Could not compile `mongoloid`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "28722b98f16f354aa69044c93761bf2ca152f6026854c07e9f1c8f44fe6a6de3"`
[INFO] running `"docker" "rm" "-f" "28722b98f16f354aa69044c93761bf2ca152f6026854c07e9f1c8f44fe6a6de3"`
[INFO] [stdout] 28722b98f16f354aa69044c93761bf2ca152f6026854c07e9f1c8f44fe6a6de3