[INFO] crate umio 0.3.0 is already in cache
[INFO] testing umio-0.3.0 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate umio 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate umio 0.3.0 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 crates.io crate umio 0.3.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate umio 0.3.0
[INFO] tweaked toml for crates.io crate umio 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 001ecba28c2899d7b0b716fe3020db0bdef59f7b1316988f580666aa6a0deb5b
[INFO] running `"docker" "start" "-a" "001ecba28c2899d7b0b716fe3020db0bdef59f7b1316988f580666aa6a0deb5b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling net2 v0.2.34
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling umio v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eloop.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let event_loop = try!(EventLoop::configured(event_loop_config));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eloop.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let udp_socket = try!(UdpSocket::bound(&self.socket_addr));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.32s
[INFO] running `"docker" "inspect" "001ecba28c2899d7b0b716fe3020db0bdef59f7b1316988f580666aa6a0deb5b"`
[INFO] running `"docker" "rm" "-f" "001ecba28c2899d7b0b716fe3020db0bdef59f7b1316988f580666aa6a0deb5b"`
[INFO] [stdout] 001ecba28c2899d7b0b716fe3020db0bdef59f7b1316988f580666aa6a0deb5b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] a4dcfe8b256d868814d7c949cb7b6a019b49461f0b82b3464c1dccd58c9cfd18
[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" "a4dcfe8b256d868814d7c949cb7b6a019b49461f0b82b3464c1dccd58c9cfd18"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling umio v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eloop.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let event_loop = try!(EventLoop::configured(event_loop_config));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eloop.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let udp_socket = try!(UdpSocket::bound(&self.socket_addr));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eloop.rs:79:26
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let event_loop = try!(EventLoop::configured(event_loop_config));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/eloop.rs:92:26
[INFO] [stderr]    |
[INFO] [stderr] 92 |         let udp_socket = try!(UdpSocket::bound(&self.socket_addr));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] error[E0282]: type annotations needed
[INFO] [stderr]   --> test/test_incoming.rs:24:9
[INFO] [stderr]    |
[INFO] [stderr] 24 |     let socket_addr = "127.0.0.1:5051".parse().unwrap();
[INFO] [stderr]    |         ^^^^^^^^^^^ consider giving `socket_addr` a type
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0282`.
[INFO] [stderr] error: could not compile `umio`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "a4dcfe8b256d868814d7c949cb7b6a019b49461f0b82b3464c1dccd58c9cfd18"`
[INFO] running `"docker" "rm" "-f" "a4dcfe8b256d868814d7c949cb7b6a019b49461f0b82b3464c1dccd58c9cfd18"`
[INFO] [stdout] a4dcfe8b256d868814d7c949cb7b6a019b49461f0b82b3464c1dccd58c9cfd18