[INFO] fetching crate wire 0.0.12...
[INFO] testing wire-0.0.12 against try#03a1ea71b075ab964b5278bc6e74cd6c52c36ee0 for pr-74409
[INFO] extracting crate wire 0.0.12 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate wire 0.0.12 on toolchain 03a1ea71b075ab964b5278bc6e74cd6c52c36ee0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wire 0.0.12
[INFO] finished tweaking crates.io crate wire 0.0.12
[INFO] tweaked toml for crates.io crate wire 0.0.12 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bchannel v0.0.10
[INFO] [stderr]   Downloaded unreliable-message v0.1.0
[INFO] running `Command { std: "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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0e52666d0f09cfa8a9762d446235a5de9f0788b66b71df5476f1d462250da4e9
[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" "0e52666d0f09cfa8a9762d446235a5de9f0788b66b71df5476f1d462250da4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0e52666d0f09cfa8a9762d446235a5de9f0788b66b71df5476f1d462250da4e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0e52666d0f09cfa8a9762d446235a5de9f0788b66b71df5476f1d462250da4e9", kill_on_drop: false }`
[INFO] [stdout] 0e52666d0f09cfa8a9762d446235a5de9f0788b66b71df5476f1d462250da4e9
[INFO] running `Command { std: "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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c9716e24c45b2d3084b9c1070a71454ef1092403bfc2a2b453202dc456f4b90b
[INFO] running `Command { std: "docker" "start" "-a" "c9716e24c45b2d3084b9c1070a71454ef1092403bfc2a2b453202dc456f4b90b", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v0.7.15
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling vec_map v0.0.1
[INFO] [stderr]    Compiling bchannel v0.0.10
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bincode v0.5.9
[INFO] [stderr]    Compiling unreliable-message v0.1.0
[INFO] [stderr]    Compiling wire v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let tcpl = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let tcpl2 = try!(tcpl.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let s2 = try!(s1.try_clone());
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let addrs_clonable = try!(AddrsContainer::from_to_sock(addr));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     whitelist.extend(try!(addrs_clonable.to_socket_addrs()));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let sock_2 = try!(sock_1.try_clone());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.07s
[INFO] running `Command { std: "docker" "inspect" "c9716e24c45b2d3084b9c1070a71454ef1092403bfc2a2b453202dc456f4b90b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9716e24c45b2d3084b9c1070a71454ef1092403bfc2a2b453202dc456f4b90b", kill_on_drop: false }`
[INFO] [stdout] c9716e24c45b2d3084b9c1070a71454ef1092403bfc2a2b453202dc456f4b90b
[INFO] running `Command { std: "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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e2448639a67acc148b01db47aa315e03bb97622bf77d4037c4cdbdba3db4ac6d
[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" "e2448639a67acc148b01db47aa315e03bb97622bf77d4037c4cdbdba3db4ac6d", kill_on_drop: false }`
[INFO] [stderr]    Compiling wire v0.0.12 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let tcpl = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let tcpl2 = try!(tcpl.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let s2 = try!(s1.try_clone());
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let addrs_clonable = try!(AddrsContainer::from_to_sock(addr));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     whitelist.extend(try!(addrs_clonable.to_socket_addrs()));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let sock_2 = try!(sock_1.try_clone());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:69:8
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stdout]    |        ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:69:25
[INFO] [stdout]    |
[INFO] [stdout] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stdout]    |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:80:16
[INFO] [stdout]    |
[INFO] [stdout] 80 |     let tcpl = try!(TcpListener::bind(&addr));
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/tcp.rs:83:17
[INFO] [stdout]    |
[INFO] [stdout] 83 |     let tcpl2 = try!(tcpl.try_clone());
[INFO] [stdout]    |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]    --> src/tcp.rs:116:14
[INFO] [stdout]     |
[INFO] [stdout] 116 |     let s2 = try!(s1.try_clone());
[INFO] [stdout]     |              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:41:23
[INFO] [stdout]    |
[INFO] [stdout] 41 |         let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite));
[INFO] [stdout]    |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:54:26
[INFO] [stdout]    |
[INFO] [stdout] 54 |     let addrs_clonable = try!(AddrsContainer::from_to_sock(addr));
[INFO] [stdout]    |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:57:22
[INFO] [stdout]    |
[INFO] [stdout] 57 |     whitelist.extend(try!(addrs_clonable.to_socket_addrs()));
[INFO] [stdout]    |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:60:18
[INFO] [stdout]    |
[INFO] [stdout] 60 |     let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone()));
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/udp.rs:61:18
[INFO] [stdout]    |
[INFO] [stdout] 61 |     let sock_2 = try!(sock_1.try_clone());
[INFO] [stdout]    |                  ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `std::result::Result` that must be used
[INFO] [stdout]   --> examples/unreliable_message.rs:24:13
[INFO] [stdout]    |
[INFO] [stdout] 24 |             sender.send(&line, theirs);
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.54s
[INFO] running `Command { std: "docker" "inspect" "e2448639a67acc148b01db47aa315e03bb97622bf77d4037c4cdbdba3db4ac6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2448639a67acc148b01db47aa315e03bb97622bf77d4037c4cdbdba3db4ac6d", kill_on_drop: false }`
[INFO] [stdout] e2448639a67acc148b01db47aa315e03bb97622bf77d4037c4cdbdba3db4ac6d
[INFO] running `Command { std: "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=forbid" "-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@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+03a1ea71b075ab964b5278bc6e74cd6c52c36ee0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81f9db46f2042ba36729a07d7a2d08c95d6e00fe6438ff732893a55669cf4c8a
[INFO] running `Command { std: "docker" "start" "-a" "81f9db46f2042ba36729a07d7a2d08c95d6e00fe6438ff732893a55669cf4c8a", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tcp.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[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/tcp.rs:69:25
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tcp.rs:80:16
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let tcpl = try!(TcpListener::bind(&addr));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tcp.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let tcpl2 = try!(tcpl.try_clone());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tcp.rs:116:14
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let s2 = try!(s1.try_clone());
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:41:23
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:54:26
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let addrs_clonable = try!(AddrsContainer::from_to_sock(addr));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |     whitelist.extend(try!(addrs_clonable.to_socket_addrs()));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone()));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:61:18
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let sock_2 = try!(sock_1.try_clone());
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tcp.rs:69:8
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[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/tcp.rs:69:25
[INFO] [stderr]    |
[INFO] [stderr] 69 |     Ok(try!(upgrade_tcp(try!(TcpStream::connect(&addr)), read_limit, write_limit)))
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tcp.rs:80:16
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let tcpl = try!(TcpListener::bind(&addr));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/tcp.rs:83:17
[INFO] [stderr]    |
[INFO] [stderr] 83 |     let tcpl2 = try!(tcpl.try_clone());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tcp.rs:116:14
[INFO] [stderr]     |
[INFO] [stderr] 116 |     let s2 = try!(s1.try_clone());
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:41:23
[INFO] [stderr]    |
[INFO] [stderr] 41 |         let encoded = try!(bincode::rustc_serialize::encode(object, bincode::SizeLimit::Infinite));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:54:26
[INFO] [stderr]    |
[INFO] [stderr] 54 |     let addrs_clonable = try!(AddrsContainer::from_to_sock(addr));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |     whitelist.extend(try!(addrs_clonable.to_socket_addrs()));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:60:18
[INFO] [stderr]    |
[INFO] [stderr] 60 |     let sock_1 = try!(UdpSocket::bind(addrs_clonable.clone()));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/udp.rs:61:18
[INFO] [stderr]    |
[INFO] [stderr] 61 |     let sock_2 = try!(sock_1.try_clone());
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 10 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> examples/unreliable_message.rs:24:13
[INFO] [stderr]    |
[INFO] [stderr] 24 |             sender.send(&line, theirs);
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wire-f57c3c936dfcaa9a
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wire
[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" "81f9db46f2042ba36729a07d7a2d08c95d6e00fe6438ff732893a55669cf4c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81f9db46f2042ba36729a07d7a2d08c95d6e00fe6438ff732893a55669cf4c8a", kill_on_drop: false }`
[INFO] [stdout] 81f9db46f2042ba36729a07d7a2d08c95d6e00fe6438ff732893a55669cf4c8a