[INFO] updating cached repository beermate/beermate-webservice
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/beermate/beermate-webservice
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/beermate/beermate-webservice" "work/ex/beta-1.38-1/sources/1.37.0/gh/beermate/beermate-webservice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/beermate/beermate-webservice'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/beermate/beermate-webservice" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/beermate/beermate-webservice"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/beermate/beermate-webservice'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 96535bb4290cd0339c9e3316a58cedde3e27ff6a
[INFO] sha for GitHub repo beermate/beermate-webservice: 96535bb4290cd0339c9e3316a58cedde3e27ff6a
[INFO] validating manifest of beermate/beermate-webservice 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 beermate/beermate-webservice 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 beermate/beermate-webservice
[INFO] finished frobbing beermate/beermate-webservice
[INFO] frobbed toml for beermate/beermate-webservice written to work/ex/beta-1.38-1/sources/1.37.0/gh/beermate/beermate-webservice/Cargo.toml
[INFO] started frobbing beermate/beermate-webservice
[INFO] finished frobbing beermate/beermate-webservice
[INFO] frobbed toml for beermate/beermate-webservice written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/beermate/beermate-webservice/Cargo.toml
[INFO] crate beermate/beermate-webservice 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] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/beermate/beermate-webservice/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 beermate/beermate-webservice 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-4/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/beermate/beermate-webservice:/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] 3ee7bf3700cff344f469e3be8fc3b449b93a00d9f693377649fddf7cb168e9fc
[INFO] running `"docker" "start" "-a" "3ee7bf3700cff344f469e3be8fc3b449b93a00d9f693377649fddf7cb168e9fc"`
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket v0.23.0
[INFO] [stderr]    Compiling beermate-webservice v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error[E0432]: unresolved imports `websocket::Sender`, `websocket::Server`
[INFO] [stderr]  --> src/beermate/websocket/mod.rs:6:26
[INFO] [stderr]   |
[INFO] [stderr] 6 | use websocket::{Message, Sender, Server};
[INFO] [stderr]   |                          ^^^^^^  ^^^^^^ no `Server` in the root
[INFO] [stderr]   |                          |
[INFO] [stderr]   |                          no `Sender` in the root
[INFO] [stderr] help: a similar name exists in the module
[INFO] [stderr]   |
[INFO] [stderr] 6 | use websocket::{Message, sender, Server};
[INFO] [stderr]   |                          ^^^^^^
[INFO] [stderr] help: a similar name exists in the module
[INFO] [stderr]   |
[INFO] [stderr] 6 | use websocket::{Message, Sender, server};
[INFO] [stderr]   |                                  ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0432]: unresolved import `websocket::stream::WebSocketStream`
[INFO] [stderr]  --> src/beermate/websocket/mod.rs:8:5
[INFO] [stderr]   |
[INFO] [stderr] 8 | use websocket::stream::WebSocketStream;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ no `WebSocketStream` in `stream`
[INFO] [stderr] 
[INFO] [stderr] error[E0107]: wrong number of type arguments: expected 0, found 1
[INFO] [stderr]   --> src/beermate/websocket/mod.rs:30:49
[INFO] [stderr]    |
[INFO] [stderr] 30 | fn start_connection(sender: &mut sender::Sender<WebSocketStream>, stealer: Stealer<Mat>) {
[INFO] [stderr]    |                                                 ^^^^^^^^^^^^^^^ unexpected type argument
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 3 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0107, E0432.
[INFO] [stderr] For more information about an error, try `rustc --explain E0107`.
[INFO] [stderr] error: Could not compile `beermate-webservice`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "3ee7bf3700cff344f469e3be8fc3b449b93a00d9f693377649fddf7cb168e9fc"`
[INFO] running `"docker" "rm" "-f" "3ee7bf3700cff344f469e3be8fc3b449b93a00d9f693377649fddf7cb168e9fc"`
[INFO] [stdout] 3ee7bf3700cff344f469e3be8fc3b449b93a00d9f693377649fddf7cb168e9fc