[INFO] cloning repository https://github.com/jagg/irc-envoy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jagg/irc-envoy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagg%2Firc-envoy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagg%2Firc-envoy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1a3d1f332f98a166f4e6af1e050a7145755fbb4c
[INFO] testing jagg/irc-envoy against 1.49.0 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjagg%2Firc-envoy" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jagg/irc-envoy on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jagg/irc-envoy
[INFO] finished tweaking git repo https://github.com/jagg/irc-envoy
[INFO] tweaked toml for git repo https://github.com/jagg/irc-envoy written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/jagg/irc-envoy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c6af7b2d62fd83ff567e0bd1d9f5a64f6ba3cce2731f6e884a336716654e4b3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c6af7b2d62fd83ff567e0bd1d9f5a64f6ba3cce2731f6e884a336716654e4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c6af7b2d62fd83ff567e0bd1d9f5a64f6ba3cce2731f6e884a336716654e4b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6af7b2d62fd83ff567e0bd1d9f5a64f6ba3cce2731f6e884a336716654e4b3", kill_on_drop: false }`
[INFO] [stdout] 4c6af7b2d62fd83ff567e0bd1d9f5a64f6ba3cce2731f6e884a336716654e4b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c9897aa8b4fd03cbc570bb7497d03f5142b5524ab6b74d93bc618eacf4b7e8e
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c9897aa8b4fd03cbc570bb7497d03f5142b5524ab6b74d93bc618eacf4b7e8e", kill_on_drop: false }`
[INFO] [stderr]    Compiling irc-envoy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let stream = try!(net::TcpStream::connect((config.server.as_str(), config.port)));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         try!(service.login("irc-envoy"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         try!(service.join("irc-test"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         try!(self.tcp_writer.write(format!("USER {} 0 * :IRC Envoy Client \r\n", nick).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         try!(self.tcp_writer.write(format!("NICK {} \r\n", nick).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!(self.tcp_writer.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         try!(self.tcp_writer.write(format!("JOIN #{} \r\n", channel).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(self.tcp_writer.write(format!("PRIVMSG #{} :Hi! \r\n", channel).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(self.tcp_writer.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.75s
[INFO] running `Command { std: "docker" "inspect" "6c9897aa8b4fd03cbc570bb7497d03f5142b5524ab6b74d93bc618eacf4b7e8e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c9897aa8b4fd03cbc570bb7497d03f5142b5524ab6b74d93bc618eacf4b7e8e", kill_on_drop: false }`
[INFO] [stdout] 6c9897aa8b4fd03cbc570bb7497d03f5142b5524ab6b74d93bc618eacf4b7e8e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3bee1faa4ade79ef13f4471cdf514155c7f86320bae66178ef1ec67e670fce2
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d3bee1faa4ade79ef13f4471cdf514155c7f86320bae66178ef1ec67e670fce2", kill_on_drop: false }`
[INFO] [stderr]    Compiling irc-envoy v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let stream = try!(net::TcpStream::connect((config.server.as_str(), config.port)));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         try!(service.login("irc-envoy"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         try!(service.join("irc-test"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         try!(self.tcp_writer.write(format!("USER {} 0 * :IRC Envoy Client \r\n", nick).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         try!(self.tcp_writer.write(format!("NICK {} \r\n", nick).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!(self.tcp_writer.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         try!(self.tcp_writer.write(format!("JOIN #{} \r\n", channel).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(self.tcp_writer.write(format!("PRIVMSG #{} :Hi! \r\n", channel).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(self.tcp_writer.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:24:22
[INFO] [stdout]    |
[INFO] [stdout] 24 |         let stream = try!(net::TcpStream::connect((config.server.as_str(), config.port)));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:40:9
[INFO] [stdout]    |
[INFO] [stdout] 40 |         try!(service.login("irc-envoy"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:42:9
[INFO] [stdout]    |
[INFO] [stdout] 42 |         try!(service.join("irc-test"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |         try!(self.tcp_writer.write(format!("USER {} 0 * :IRC Envoy Client \r\n", nick).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:49:9
[INFO] [stdout]    |
[INFO] [stdout] 49 |         try!(self.tcp_writer.write(format!("NICK {} \r\n", nick).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:50:9
[INFO] [stdout]    |
[INFO] [stdout] 50 |         try!(self.tcp_writer.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |         try!(self.tcp_writer.write(format!("JOIN #{} \r\n", channel).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:56:9
[INFO] [stdout]    |
[INFO] [stdout] 56 |         try!(self.tcp_writer.write(format!("PRIVMSG #{} :Hi! \r\n", channel).as_bytes()));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/irc.rs:57:9
[INFO] [stdout]    |
[INFO] [stdout] 57 |         try!(self.tcp_writer.flush());
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 9 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "d3bee1faa4ade79ef13f4471cdf514155c7f86320bae66178ef1ec67e670fce2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3bee1faa4ade79ef13f4471cdf514155c7f86320bae66178ef1ec67e670fce2", kill_on_drop: false }`
[INFO] [stdout] d3bee1faa4ade79ef13f4471cdf514155c7f86320bae66178ef1ec67e670fce2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d87f9d9e6f6d48b6375a226d5deceb1bfcab3e49bc96166413732cd4a4029052
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d87f9d9e6f6d48b6375a226d5deceb1bfcab3e49bc96166413732cd4a4029052", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stdout] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout] running 2 tests
[INFO] [stderr]   --> src/irc.rs:24:22
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let stream = try!(net::TcpStream::connect((config.server.as_str(), config.port)));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         try!(service.login("irc-envoy"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         try!(service.join("irc-test"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         try!(self.tcp_writer.write(format!("USER {} 0 * :IRC Envoy Client \r\n", nick).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         try!(self.tcp_writer.write(format!("NICK {} \r\n", nick).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         try!(self.tcp_writer.flush());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         try!(self.tcp_writer.write(format!("JOIN #{} \r\n", channel).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(self.tcp_writer.write(format!("PRIVMSG #{} :Hi! \r\n", channel).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(self.tcp_writer.flush());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:24:22
[INFO] [stderr]    |
[INFO] [stderr] 24 |         let stream = try!(net::TcpStream::connect((config.server.as_str(), config.port)));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         try!(service.login("irc-envoy"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         try!(service.join("irc-test"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         try!(self.tcp_writer.write(format!("USER {} 0 * :IRC Envoy Client \r\n", nick).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:49:9
[INFO] [stderr]    |
[INFO] [stderr] 49 |         try!(self.tcp_writer.write(format!("NICK {} \r\n", nick).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:50:9
[INFO] [stderr]    |
[INFO] [stderr] 50 |         try!(self.tcp_writer.flush());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         try!(self.tcp_writer.write(format!("JOIN #{} \r\n", channel).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(self.tcp_writer.write(format!("PRIVMSG #{} :Hi! \r\n", channel).as_bytes()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stderr]   --> src/irc.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(self.tcp_writer.flush());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 9 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/irc_envoy-19a3e425b001ff88
[INFO] [stdout] test parser::tests::test_channel_message ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/irc_envoy-77eb679b051f331f
[INFO] [stdout] test parser::tests::test_priv_message ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests irc-envoy
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "d87f9d9e6f6d48b6375a226d5deceb1bfcab3e49bc96166413732cd4a4029052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d87f9d9e6f6d48b6375a226d5deceb1bfcab3e49bc96166413732cd4a4029052", kill_on_drop: false }`
[INFO] [stdout] d87f9d9e6f6d48b6375a226d5deceb1bfcab3e49bc96166413732cd4a4029052