[INFO] fetching crate service_discovery 0.3.0...
[INFO] building service_discovery-0.3.0 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate service_discovery 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate service_discovery 0.3.0 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate service_discovery 0.3.0
[INFO] finished tweaking crates.io crate service_discovery 0.3.0
[INFO] tweaked toml for crates.io crate service_discovery 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maidsafe_utilities v0.4.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", 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] 8d3abc0292ac5236e3340b96c3ca5332ee9604da92ae57c883fd1e7b786e4fa7
[INFO] running `Command { std: "docker" "start" "-a" "8d3abc0292ac5236e3340b96c3ca5332ee9604da92ae57c883fd1e7b786e4fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d3abc0292ac5236e3340b96c3ca5332ee9604da92ae57c883fd1e7b786e4fa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d3abc0292ac5236e3340b96c3ca5332ee9604da92ae57c883fd1e7b786e4fa7", kill_on_drop: false }`
[INFO] [stdout] 8d3abc0292ac5236e3340b96c3ca5332ee9604da92ae57c883fd1e7b786e4fa7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 947a104b9c6c81ebda5d133c26dfa3a75d7bd0f64708725d7fa98244e7a9934c
[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" "947a104b9c6c81ebda5d133c26dfa3a75d7bd0f64708725d7fa98244e7a9934c", kill_on_drop: false }`
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling serde v0.7.15
[INFO] [stderr]    Compiling byteorder v0.5.3
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling rand v0.3.23
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling bincode v0.5.9
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling maidsafe_utilities v0.4.1
[INFO] [stderr]    Compiling service_discovery v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `exceeding_bitshifts` has been renamed to `arithmetic_overflow`
[INFO] [stdout]   --> src/lib.rs:29:22
[INFO] [stdout]    |
[INFO] [stdout] 29 | #![forbid(bad_style, exceeding_bitshifts, mutable_transmutes, no_mangle_const_items,
[INFO] [stdout]    |                      ^^^^^^^^^^^^^^^^^^^ help: use the new name: `arithmetic_overflow`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(deprecated) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] 31 | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout]    |         ^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(forbidden_lint_groups)]` on by default
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `drop_with_repr_extern` has been removed: drop flags have been removed
[INFO] [stdout]   --> src/lib.rs:31:21
[INFO] [stdout]    |
[INFO] [stdout] 31 | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout]    |                     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]   --> src/lib.rs:30:32
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                ^^^^^^^^
[INFO] [stdout]    = note: `#[forbid(renamed_and_removed_lints)]` implied by `#[forbid(warnings)]`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(improper_ctypes) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:31:44
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] 31 | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout]    |                                            ^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(non_shorthand_field_patterns) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:32:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] 31 | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout] 32 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:32:61
[INFO] [stdout]    |
[INFO] [stdout] 32 |         non_shorthand_field_patterns, overflowing_literals, plugin_as_library,
[INFO] [stdout]    |                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_no_mangle_fns` has been removed: no longer a warning, `#[no_mangle]` functions always exported
[INFO] [stdout]   --> src/lib.rs:33:9
[INFO] [stdout]    |
[INFO] [stdout] 33 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `private_no_mangle_statics` has been removed: no longer a warning, `#[no_mangle]` statics always exported
[INFO] [stdout]   --> src/lib.rs:33:32
[INFO] [stdout]    |
[INFO] [stdout] 33 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |                                ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(stable_features) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:33:59
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 33 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |                                                           ^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(unconditional_recursion) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:33:76
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 33 |         private_no_mangle_fns, private_no_mangle_statics, stable_features, unconditional_recursion,
[INFO] [stdout]    |                                                                            ^^^^^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(unknown_lints) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 34 |         unknown_lints, unsafe_code, unused, unused_allocation, unused_attributes,
[INFO] [stdout]    |         ^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(unused) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:34:37
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 34 |         unknown_lints, unsafe_code, unused, unused_allocation, unused_attributes,
[INFO] [stdout]    |                                     ^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(unused_comparisons) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |         unused_comparisons, unused_features, unused_parens, while_true)]
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(while_true) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:35:61
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 35 |         unused_comparisons, unused_features, unused_parens, while_true)]
[INFO] [stdout]    |                                                             ^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: lint `fat_ptr_transmutes` has been removed: was accidentally removed back in 2014
[INFO] [stdout]   --> src/lib.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 | #![allow(box_pointers, fat_ptr_transmutes, missing_copy_implementations,
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: deny(deprecated) incompatible with previous forbid
[INFO] [stdout]   --> src/lib.rs:31:9
[INFO] [stdout]    |
[INFO] [stdout] 30 |           unknown_crate_types, warnings)]
[INFO] [stdout]    |                                -------- `forbid` level set here
[INFO] [stdout] 31 | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout]    |         ^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]    = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `RustcEncodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:31:9
[INFO] [stdout]     |
[INFO] [stdout] 31  | #![deny(deprecated, drop_with_repr_extern, improper_ctypes, missing_docs,
[INFO] [stdout]     |         ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `RustcDecodable`: rustc-serialize is deprecated and no longer supported
[INFO] [stdout]    --> src/lib.rs:141:26
[INFO] [stdout]     |
[INFO] [stdout] 141 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 |             try!(ServiceDiscoveryImpl::<Reply, ReplyGen>::start(port, generator));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unused_qualifications) incompatible with previous forbid
[INFO] [stdout]    --> src/lib.rs:141:10
[INFO] [stdout]     |
[INFO] [stdout] 30  |           unknown_crate_types, warnings)]
[INFO] [stdout]     |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 141 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |          ^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: allow(unused_qualifications) incompatible with previous forbid
[INFO] [stdout]    --> src/lib.rs:141:26
[INFO] [stdout]     |
[INFO] [stdout] 30  |           unknown_crate_types, warnings)]
[INFO] [stdout]     |                                -------- `forbid` level set here
[INFO] [stdout] ...
[INFO] [stdout] 141 | #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout]     |                          ^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: for more information, see issue #81670 <https://github.com/rust-lang/rust/issues/81670>
[INFO] [stdout]     = note: this warning originates in a derive macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:246:13
[INFO] [stdout]     |
[INFO] [stdout] 246 |             try!(serialise::<DiscoveryMsg<Reply>>(&DiscoveryMsg::Request).map_err(|_| {
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:251:40
[INFO] [stdout]     |
[INFO] [stdout] 251 |         let bind_addr = unwrap_option!(try!(("0.0.0.0", port).to_socket_addrs()).next(),
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:254:26
[INFO] [stdout]     |
[INFO] [stdout] 254 |         let udp_socket = try!(UdpSocket::v4());
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:261:40
[INFO] [stdout]     |
[INFO] [stdout] 261 |                         let mut addr = try!(SocketAddr::from_str("0.0.0.0:0").map_err(|_| {
[INFO] [stdout]     |                                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:264:25
[INFO] [stdout]     |
[INFO] [stdout] 264 |                         try!(udp_socket.bind(&addr));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:265:32
[INFO] [stdout]     |
[INFO] [stdout] 265 |                         addr = try!(udp_socket.local_addr());
[INFO] [stdout]     |                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:273:9
[INFO] [stdout]     |
[INFO] [stdout] 273 |         try!(udp_socket.set_broadcast(true));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:277:28
[INFO] [stdout]     |
[INFO] [stdout] 277 |             seek_peers_on: try!(SocketAddr::from_str(&format!("255.255.255.255:{}", port))
[INFO] [stdout]     |                            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:289:30
[INFO] [stdout]     |
[INFO] [stdout] 289 |         let mut event_loop = try!(EventLoop::new());
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:9
[INFO] [stdout]     |
[INFO] [stdout] 290 |         try!(event_loop.register(&discovery_impl.socket,
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:312:48
[INFO] [stdout]     |
[INFO] [stdout] 312 |         if let Some((bytes_read, peer_addr)) = try!(self.socket.recv_from(&mut self.read_buf)) {
[INFO] [stdout]     |                                                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:324:25
[INFO] [stdout]     |
[INFO] [stdout] 324 |                         try!(event_loop.reregister(&self.socket,
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:329:25
[INFO] [stdout]     |
[INFO] [stdout] 329 |                         try!(event_loop.reregister(&self.socket,
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:339:21
[INFO] [stdout]     |
[INFO] [stdout] 339 |                     try!(event_loop.reregister(&self.socket,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:357:36
[INFO] [stdout]     |
[INFO] [stdout] 357 |             let serialised_reply = try!(serialise(&reply).map_err(|_| {
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:363:45
[INFO] [stdout]     |
[INFO] [stdout] 363 |                     if let Some(bytes_tx) = try!(self.socket
[INFO] [stdout]     |                                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:368:25
[INFO] [stdout]     |
[INFO] [stdout] 368 |                         try!(event_loop.reregister(&self.socket,
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:379:41
[INFO] [stdout]     |
[INFO] [stdout] 379 |                 if let Some(bytes_tx) = try!(self.socket
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:384:21
[INFO] [stdout]     |
[INFO] [stdout] 384 |                     try!(event_loop.reregister(&self.socket,
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:393:12
[INFO] [stdout]     |
[INFO] [stdout] 393 |         Ok(try!(event_loop.reregister(&self.socket,
[INFO] [stdout]     |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 28 previous errors; 13 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `service_discovery`
[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] error: build failed
[INFO] running `Command { std: "docker" "inspect" "947a104b9c6c81ebda5d133c26dfa3a75d7bd0f64708725d7fa98244e7a9934c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "947a104b9c6c81ebda5d133c26dfa3a75d7bd0f64708725d7fa98244e7a9934c", kill_on_drop: false }`
[INFO] [stdout] 947a104b9c6c81ebda5d133c26dfa3a75d7bd0f64708725d7fa98244e7a9934c
