[INFO] updating cached repository fin-ger/simple-raft-node
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/fin-ger/simple-raft-node
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/fin-ger/simple-raft-node" "work/ex/beta-1.38-1/sources/1.37.0/gh/fin-ger/simple-raft-node"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/fin-ger/simple-raft-node'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/fin-ger/simple-raft-node" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fin-ger/simple-raft-node"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fin-ger/simple-raft-node'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a26a3e41e6b35d199b577f82def3b807a5b811c4
[INFO] sha for GitHub repo fin-ger/simple-raft-node: a26a3e41e6b35d199b577f82def3b807a5b811c4
[INFO] validating manifest of fin-ger/simple-raft-node 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 fin-ger/simple-raft-node 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 fin-ger/simple-raft-node
[INFO] finished frobbing fin-ger/simple-raft-node
[INFO] frobbed toml for fin-ger/simple-raft-node written to work/ex/beta-1.38-1/sources/1.37.0/gh/fin-ger/simple-raft-node/Cargo.toml
[INFO] started frobbing fin-ger/simple-raft-node
[INFO] finished frobbing fin-ger/simple-raft-node
[INFO] frobbed toml for fin-ger/simple-raft-node written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/fin-ger/simple-raft-node/Cargo.toml
[INFO] crate fin-ger/simple-raft-node 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing fin-ger/simple-raft-node 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/fin-ger/simple-raft-node:/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] a9b61dbb058bbaaf96b8bfb95d3870618da21d7c782d59e8db6b1acdf8acb824
[INFO] running `"docker" "start" "-a" "a9b61dbb058bbaaf96b8bfb95d3870618da21d7c782d59e8db6b1acdf8acb824"`
[INFO] [stderr]    Compiling protobuf v2.1.5
[INFO] [stderr]    Compiling c_linked_list v1.1.1
[INFO] [stderr]    Compiling syn v0.15.34
[INFO] [stderr]    Compiling backtrace v0.3.26
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling protoc v2.1.5
[INFO] [stderr]    Compiling crossbeam-epoch v0.7.1
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling get_if_addrs v0.5.3
[INFO] [stderr]    Compiling crossbeam-deque v0.7.1
[INFO] [stderr]    Compiling quote v0.6.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling crossbeam v0.7.1
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling rmp v0.8.7
[INFO] [stderr]    Compiling tempfile v3.0.8
[INFO] [stderr]    Compiling protobuf-codegen v2.1.5
[INFO] [stderr]    Compiling protoc-rust v2.1.5
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling derive-new v0.5.6
[INFO] [stderr]    Compiling serde_derive v1.0.92
[INFO] [stderr]    Compiling getset v0.0.7
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling which v2.0.1
[INFO] [stderr]    Compiling prost-derive v0.5.0
[INFO] [stderr]    Compiling prost-build v0.5.0
[INFO] [stderr]    Compiling prost v0.5.0
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling prost-types v0.5.0
[INFO] [stderr]    Compiling grpcio-compiler v0.5.0-alpha
[INFO] [stderr]    Compiling protoc-grpcio v1.0.2
[INFO] [stderr]    Compiling protobuf-build v0.6.0
[INFO] [stderr]    Compiling raft v0.5.0 (https://github.com/pingcap/raft-rs#939dd56b)
[INFO] [stderr]    Compiling rmp-serde v0.13.7
[INFO] [stderr]    Compiling simple-raft-node v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]   --> src/machine.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 | /     await!(request_manager.request(
[INFO] [stderr] 34 | |         RequestKind::StateChange(state_change),
[INFO] [stderr] 35 | |         |result| {
[INFO] [stderr] 36 | |             match result {
[INFO] [stderr] ...  |
[INFO] [stderr] 40 | |         },
[INFO] [stderr] 41 | |     ))
[INFO] [stderr]    | |______^
[INFO] [stderr] help: `await` is a postfix operation
[INFO] [stderr]    |
[INFO] [stderr] 33 |     request_manager.request(
[INFO] [stderr] 34 |         RequestKind::StateChange(state_change),
[INFO] [stderr] 35 |         |result| {
[INFO] [stderr] 36 |             match result {
[INFO] [stderr] 37 |                 Response::StateChange(GeneralResult::Success) => Ok(()),
[INFO] [stderr] 38 |                 _ => Err(RequestError::StateChange(Backtrace::new())),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]   --> src/machine.rs:48:5
[INFO] [stderr]    |
[INFO] [stderr] 48 | /     await!(request_manager.request(
[INFO] [stderr] 49 | |         RequestKind::StateRetrieval(state_identifier),
[INFO] [stderr] 50 | |         |result| {
[INFO] [stderr] 51 | |             match result {
[INFO] [stderr] ...  |
[INFO] [stderr] 55 | |         },
[INFO] [stderr] 56 | |     ))
[INFO] [stderr]    | |______^
[INFO] [stderr] help: `await` is a postfix operation
[INFO] [stderr]    |
[INFO] [stderr] 48 |     request_manager.request(
[INFO] [stderr] 49 |         RequestKind::StateRetrieval(state_identifier),
[INFO] [stderr] 50 |         |result| {
[INFO] [stderr] 51 |             match result {
[INFO] [stderr] 52 |                 Response::StateRetrieval(StateRetrievalResult::Found(value)) => Ok(value),
[INFO] [stderr] 53 |                 _ => Err(RequestError::StateRetrieval(Backtrace::new())),
[INFO] [stderr]  ...
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]   --> src/machines/hash_map.rs:81:20
[INFO] [stderr]    |
[INFO] [stderr] 81 |             return await!(machine::apply(mngr, HashMapStateChange::Put(key, value)));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::apply(mngr, HashMapStateChange::Put(key, value)).await`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]   --> src/machines/hash_map.rs:92:20
[INFO] [stderr]    |
[INFO] [stderr] 92 |             return await!(machine::apply(mngr, HashMapStateChange::Delete(key)));
[INFO] [stderr]    |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::apply(mngr, HashMapStateChange::Delete(key)).await`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]    --> src/machines/hash_map.rs:103:20
[INFO] [stderr]     |
[INFO] [stderr] 103 |             return await!(machine::retrieve(mngr, HashMapStateIdentifier::Value(key)))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::retrieve(mngr, HashMapStateIdentifier::Value(key)).await`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]    --> src/machines/hash_map.rs:118:20
[INFO] [stderr]     |
[INFO] [stderr] 118 |             return await!(machine::retrieve(mngr, HashMapStateIdentifier::Keys))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::retrieve(mngr, HashMapStateIdentifier::Keys).await`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]    --> src/machines/hash_map.rs:133:20
[INFO] [stderr]     |
[INFO] [stderr] 133 |             return await!(machine::retrieve(mngr, HashMapStateIdentifier::Values))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::retrieve(mngr, HashMapStateIdentifier::Values).await`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]    --> src/machines/hash_map.rs:148:20
[INFO] [stderr]     |
[INFO] [stderr] 148 |             return await!(machine::retrieve(mngr, HashMapStateIdentifier::Entries))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::retrieve(mngr, HashMapStateIdentifier::Entries).await`
[INFO] [stderr] 
[INFO] [stderr] error: incorrect use of `await`
[INFO] [stderr]    --> src/machines/hash_map.rs:163:20
[INFO] [stderr]     |
[INFO] [stderr] 163 |             return await!(machine::retrieve(mngr, HashMapStateIdentifier::Size))
[INFO] [stderr]     |                    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: `await` is a postfix operation: `machine::retrieve(mngr, HashMapStateIdentifier::Size).await`
[INFO] [stderr] 
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     await_macro,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr] note: subsumed by `.await` syntax
[INFO] [stderr]   --> src/lib.rs:19:5
[INFO] [stderr]    |
[INFO] [stderr] 19 |     await_macro,
[INFO] [stderr]    |     ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stderr]   --> src/lib.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | / #![feature(
[INFO] [stderr] 14 | |     vec_remove_item,
[INFO] [stderr] 15 | |     drain_filter,
[INFO] [stderr] 16 | |     trait_alias,
[INFO] [stderr] ...  |
[INFO] [stderr] 19 | |     await_macro,
[INFO] [stderr] 20 | | )]
[INFO] [stderr]    | |__^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 11 previous errors
[INFO] [stderr] 
[INFO] [stderr] Some errors have detailed explanations: E0554, E0557.
[INFO] [stderr] For more information about an error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `simple-raft-node`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "a9b61dbb058bbaaf96b8bfb95d3870618da21d7c782d59e8db6b1acdf8acb824"`
[INFO] running `"docker" "rm" "-f" "a9b61dbb058bbaaf96b8bfb95d3870618da21d7c782d59e8db6b1acdf8acb824"`
[INFO] [stdout] a9b61dbb058bbaaf96b8bfb95d3870618da21d7c782d59e8db6b1acdf8acb824