[INFO] updating cached repository winzerhof-wurst/booking-service
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/winzerhof-wurst/booking-service
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/winzerhof-wurst/booking-service" "work/ex/beta-1.38-1/sources/1.37.0/gh/winzerhof-wurst/booking-service"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/winzerhof-wurst/booking-service'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/winzerhof-wurst/booking-service" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/winzerhof-wurst/booking-service"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/winzerhof-wurst/booking-service'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 902ffd7070afbeedea4de3c13f809ca6746ce4f5
[INFO] sha for GitHub repo winzerhof-wurst/booking-service: 902ffd7070afbeedea4de3c13f809ca6746ce4f5
[INFO] validating manifest of winzerhof-wurst/booking-service 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 winzerhof-wurst/booking-service 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 winzerhof-wurst/booking-service
[INFO] finished frobbing winzerhof-wurst/booking-service
[INFO] frobbed toml for winzerhof-wurst/booking-service written to work/ex/beta-1.38-1/sources/1.37.0/gh/winzerhof-wurst/booking-service/Cargo.toml
[INFO] started frobbing winzerhof-wurst/booking-service
[INFO] finished frobbing winzerhof-wurst/booking-service
[INFO] frobbed toml for winzerhof-wurst/booking-service written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/winzerhof-wurst/booking-service/Cargo.toml
[INFO] crate winzerhof-wurst/booking-service already has a lockfile, it will not be regenerated
[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 winzerhof-wurst/booking-service 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-5/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/winzerhof-wurst/booking-service:/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] 483bba267d480e561b9d316964e1fc284669a22ee38d20fd39ee3ba0ca2a4ee8
[INFO] running `"docker" "start" "-a" "483bba267d480e561b9d316964e1fc284669a22ee38d20fd39ee3ba0ca2a4ee8"`
[INFO] [stderr]    Compiling serde v1.0.42
[INFO] [stderr]    Compiling same-file v0.1.3
[INFO] [stderr]    Compiling bytecount v0.2.0
[INFO] [stderr]    Compiling memchr v1.0.2
[INFO] [stderr]    Compiling tokio-service v0.1.0
[INFO] [stderr]    Compiling relay v0.1.1
[INFO] [stderr]    Compiling futures-state-stream v0.2.0
[INFO] [stderr]    Compiling base64 v0.6.0
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling regex-syntax v0.5.5
[INFO] [stderr]    Compiling quote v0.5.2
[INFO] [stderr]    Compiling bytes v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling uuid v0.6.3
[INFO] [stderr]    Compiling mio v0.6.14
[INFO] [stderr]    Compiling fern v0.5.5
[INFO] [stderr]    Compiling tokio-timer v0.2.1
[INFO] [stderr]    Compiling walkdir v1.0.7
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling syn v0.13.1
[INFO] [stderr]    Compiling gotham_derive v0.2.1
[INFO] [stderr]    Compiling tokio-io v0.1.6
[INFO] [stderr]    Compiling tokio-threadpool v0.1.2
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling crypto-mac v0.5.2
[INFO] [stderr]    Compiling mio-uds v0.6.4
[INFO] [stderr]    Compiling error-chain v0.11.0
[INFO] [stderr]    Compiling tokio-reactor v0.1.1
[INFO] [stderr]    Compiling hmac v0.5.0
[INFO] [stderr]    Compiling sha2 v0.7.0
[INFO] [stderr]    Compiling tokio-udp v0.1.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.0
[INFO] [stderr]    Compiling postgres-protocol v0.3.2
[INFO] [stderr]    Compiling tokio v0.1.5
[INFO] [stderr]    Compiling regex v0.2.10
[INFO] [stderr]    Compiling serde_derive_internals v0.23.1
[INFO] [stderr]    Compiling tokio-core v0.1.17
[INFO] [stderr]    Compiling postgres-shared v0.4.1
[INFO] [stderr]    Compiling tokio-proto v0.1.1
[INFO] [stderr]    Compiling tokio-uds v0.1.7
[INFO] [stderr]    Compiling tokio-dns-unofficial v0.1.1
[INFO] [stderr] error[E0283]: type annotations required: cannot resolve `std::io::Error: std::convert::From<_>`
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-dns-unofficial-0.1.1/src/net.rs:100:54
[INFO] [stderr]     |
[INFO] [stderr] 100 |     futures::stream::iter(addrs.into_iter().map(Ok)).fold(result, move |prev, addr| {
[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 E0283`.
[INFO] [stderr] error: Could not compile `tokio-dns-unofficial`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "483bba267d480e561b9d316964e1fc284669a22ee38d20fd39ee3ba0ca2a4ee8"`
[INFO] running `"docker" "rm" "-f" "483bba267d480e561b9d316964e1fc284669a22ee38d20fd39ee3ba0ca2a4ee8"`
[INFO] [stdout] 483bba267d480e561b9d316964e1fc284669a22ee38d20fd39ee3ba0ca2a4ee8