[INFO] updating cached repository https://github.com/kerlw/mini_rust_gameserver
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] aab9e626ee3d46bd46c66ed4c2253ad64a585b2f
[INFO] testing kerlw/mini_rust_gameserver against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkerlw%2Fmini_rust_gameserver" "/workspace/builds/worker-0/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kerlw/mini_rust_gameserver on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kerlw/mini_rust_gameserver
[INFO] finished tweaking git repo https://github.com/kerlw/mini_rust_gameserver
[INFO] tweaked toml for git repo https://github.com/kerlw/mini_rust_gameserver written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kerlw/mini_rust_gameserver already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stdout] 64fd863d1aae29fd47a982ee15977d2409e490de360b9e8a31d4dc468b12ca8b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "64fd863d1aae29fd47a982ee15977d2409e490de360b9e8a31d4dc468b12ca8b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cc v1.0.50
[INFO] [stderr]    Compiling openssl v0.10.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling matches v0.1.8
[INFO] [stderr]    Compiling version_check v0.1.5
[INFO] [stderr]    Compiling smallvec v1.1.0
[INFO] [stderr]    Compiling native-tls v0.2.3
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling openssl-probe v0.1.2
[INFO] [stderr]    Compiling safemem v0.3.3
[INFO] [stderr]    Compiling memchr v2.3.0
[INFO] [stderr]    Compiling arc-swap v0.4.4
[INFO] [stderr]    Compiling sha1 v0.6.0
[INFO] [stderr]    Compiling futures-core v0.3.1
[INFO] [stderr]    Compiling bytes v0.5.3
[INFO] [stderr]    Compiling pin-project-lite v0.1.2
[INFO] [stderr]    Compiling lock_api v0.3.3
[INFO] [stderr]    Compiling unicode-bidi v0.3.4
[INFO] [stderr]    Compiling tokio-executor v0.1.9
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling base64 v0.9.3
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling smallvec v0.6.13
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling unicode-normalization v0.1.11
[INFO] [stderr]    Compiling mime v0.2.6
[INFO] [stderr]    Compiling bytes v0.4.12
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling mio v0.6.21
[INFO] [stderr]    Compiling unicase v1.4.2
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling tokio-io v0.1.12
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling openssl-sys v0.9.53
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling tokio-reactor v0.1.11
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling hyper v0.10.16
[INFO] [stderr]    Compiling tokio-tls v0.2.1
[INFO] [stderr]    Compiling websocket-base v0.24.0
[INFO] [stderr]    Compiling websocket v0.24.0
[INFO] [stderr]    Compiling tokio-macros v0.2.3
[INFO] [stderr]    Compiling tokio v0.2.9
[INFO] [stderr]    Compiling mini_gameserver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] error[E0433]: failed to resolve: could not find `reactor` in `tokio`
[INFO] [stderr]  --> src/main.rs:8:55
[INFO] [stderr]   |
[INFO] [stderr] 8 |     let server = Server::bind("0.0.0.0:3344", &tokio::reactor::Handle::default()).unwrap();
[INFO] [stderr]   |                                                       ^^^^^^^ could not find `reactor` in `tokio`
[INFO] [stderr] 
[INFO] [stderr] error: the `then` method cannot be invoked on a trait object
[INFO] [stderr]    --> src/main.rs:10:23
[INFO] [stderr]     |
[INFO] [stderr] 10  |     server.incoming().then(future::ok);
[INFO] [stderr]     |                       ^^^^
[INFO] [stderr]     | 
[INFO] [stderr]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/futures-0.1.29/src/stream/mod.rs:451:21
[INFO] [stderr]     |
[INFO] [stderr] 451 |               Self: Sized
[INFO] [stderr]     |                     ----- this has a `Sized` requirement
[INFO] [stderr]     |
[INFO] [stderr] help: another candidate was found in the following trait, perhaps add a `use` for it:
[INFO] [stderr]     |
[INFO] [stderr] 4   | use crate::websocket::futures::Stream;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0433`.
[INFO] [stderr] error: could not compile `mini_gameserver`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "64fd863d1aae29fd47a982ee15977d2409e490de360b9e8a31d4dc468b12ca8b"`
[INFO] running `"docker" "rm" "-f" "64fd863d1aae29fd47a982ee15977d2409e490de360b9e8a31d4dc468b12ca8b"`
[INFO] [stdout] 64fd863d1aae29fd47a982ee15977d2409e490de360b9e8a31d4dc468b12ca8b