[INFO] cloning repository https://github.com/jmjoy/dns-regex
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jmjoy/dns-regex" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmjoy%2Fdns-regex", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmjoy%2Fdns-regex'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0fc21b5ef0d8e13e50796c8175845804cb62a32e
[INFO] checking jmjoy/dns-regex against try#8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjmjoy%2Fdns-regex" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jmjoy/dns-regex on toolchain 8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jmjoy/dns-regex
[INFO] finished tweaking git repo https://github.com/jmjoy/dns-regex
[INFO] tweaked toml for git repo https://github.com/jmjoy/dns-regex written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/jmjoy/dns-regex already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8dda3459423d6d23f1949502da307e94d2f8c3a893ea98331457db13a7c3b18e
[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" "8dda3459423d6d23f1949502da307e94d2f8c3a893ea98331457db13a7c3b18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8dda3459423d6d23f1949502da307e94d2f8c3a893ea98331457db13a7c3b18e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8dda3459423d6d23f1949502da307e94d2f8c3a893ea98331457db13a7c3b18e", kill_on_drop: false }`
[INFO] [stdout] 8dda3459423d6d23f1949502da307e94d2f8c3a893ea98331457db13a7c3b18e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+8e3afc79c11f48cb3acd1be5b3b7de98fe3f93a8" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c4a338994ca33927143b533c2151fc42419ecd714c25060a0bb0af5d6b7b56ba
[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" "c4a338994ca33927143b533c2151fc42419ecd714c25060a0bb0af5d6b7b56ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking ucd-util v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking memchr v2.2.1
[INFO] [stderr]     Checking bitflags v1.1.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.10
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking aho-corasick v0.7.4
[INFO] [stderr]     Checking regex v1.2.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]     Checking toml v0.5.1
[INFO] [stderr]     Checking dirty-dns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `test_main`
[INFO] [stdout]  --> tests/test_main.rs:1:4
[INFO] [stdout]   |
[INFO] [stdout] 1 | fn test_main() {}
[INFO] [stdout]   |    ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let res = ((r#try!(self.read()) as u16) << 8) | (r#try!(self.read()) as u16);
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:68:58
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let res = ((r#try!(self.read()) as u16) << 8) | (r#try!(self.read()) as u16);
[INFO] [stdout]    |                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let res = ((r#try!(self.read()) as u32) << 24)
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |             | ((r#try!(self.read()) as u32) << 16)
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |             | ((r#try!(self.read()) as u32) << 8)
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |             | ((r#try!(self.read()) as u32) << 0);
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let len = r#try!(self.get(pos));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     r#try!(self.seek(pos + 2));
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:101:26
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let b2 = r#try!(self.get(pos + 1)) as u16;
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let str_buffer = r#try!(self.get_range(pos, len as usize));
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |             r#try!(self.seek(pos));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         r#try!(self.write(val));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         r#try!(self.write((val >> 8) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         r#try!(self.write((val & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         r#try!(self.write(((val >> 24) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         r#try!(self.write(((val >> 16) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         r#try!(self.write(((val >> 8) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         r#try!(self.write(((val >> 0) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |             r#try!(self.write_u8(len as u8));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:177:17
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 r#try!(self.write_u8(*b));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         r#try!(self.write_u8(0));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         r#try!(self.set(pos, (val >> 8) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         r#try!(self.set(pos + 1, (val & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:281:19
[INFO] [stdout]     |
[INFO] [stdout] 281 |         self.id = r#try!(buffer.read_u16());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:283:21
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let flags = r#try!(buffer.read_u16());
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:298:26
[INFO] [stdout]     |
[INFO] [stdout] 298 |         self.questions = r#try!(buffer.read_u16());
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:299:24
[INFO] [stdout]     |
[INFO] [stdout] 299 |         self.answers = r#try!(buffer.read_u16());
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:300:38
[INFO] [stdout]     |
[INFO] [stdout] 300 |         self.authoritative_entries = r#try!(buffer.read_u16());
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:301:33
[INFO] [stdout]     |
[INFO] [stdout] 301 |         self.resource_entries = r#try!(buffer.read_u16());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:308:9
[INFO] [stdout]     |
[INFO] [stdout] 308 |         r#try!(buffer.write_u16(self.id));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |         r#try!(buffer.write_u8(
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |         r#try!(buffer.write_u8(
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |         r#try!(buffer.write_u16(self.questions));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         r#try!(buffer.write_u16(self.answers));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 328 |         r#try!(buffer.write_u16(self.authoritative_entries));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |         r#try!(buffer.write_u16(self.resource_entries));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |         r#try!(buffer.read_qname(&mut self.name));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:389:42
[INFO] [stdout]     |
[INFO] [stdout] 389 |         self.qtype = QueryType::from_num(r#try!(buffer.read_u16())); // qtype
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:390:17
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let _ = r#try!(buffer.read_u16()); // class
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         r#try!(buffer.write_qname(&self.name));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         r#try!(buffer.write_u16(typenum));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 400 |         r#try!(buffer.write_u16(1));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:451:9
[INFO] [stdout]     |
[INFO] [stdout] 451 |         r#try!(buffer.read_qname(&mut domain));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:453:25
[INFO] [stdout]     |
[INFO] [stdout] 453 |         let qtype_num = r#try!(buffer.read_u16());
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let _ = r#try!(buffer.read_u16());
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:456:19
[INFO] [stdout]     |
[INFO] [stdout] 456 |         let ttl = r#try!(buffer.read_u32());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:457:24
[INFO] [stdout]     |
[INFO] [stdout] 457 |         let data_len = r#try!(buffer.read_u16());
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:461:32
[INFO] [stdout]     |
[INFO] [stdout] 461 |                 let raw_addr = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:476:33
[INFO] [stdout]     |
[INFO] [stdout] 476 |                 let raw_addr1 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:477:33
[INFO] [stdout]     |
[INFO] [stdout] 477 |                 let raw_addr2 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:478:33
[INFO] [stdout]     |
[INFO] [stdout] 478 |                 let raw_addr3 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:479:33
[INFO] [stdout]     |
[INFO] [stdout] 479 |                 let raw_addr4 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:499:17
[INFO] [stdout]     |
[INFO] [stdout] 499 |                 r#try!(buffer.read_qname(&mut ns));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:509:17
[INFO] [stdout]     |
[INFO] [stdout] 509 |                 r#try!(buffer.read_qname(&mut cname));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:518:32
[INFO] [stdout]     |
[INFO] [stdout] 518 |                 let priority = r#try!(buffer.read_u16());
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:520:17
[INFO] [stdout]     |
[INFO] [stdout] 520 |                 r#try!(buffer.read_qname(&mut mx));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:530:17
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 r#try!(buffer.step(data_len as usize));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:551:17
[INFO] [stdout]     |
[INFO] [stdout] 551 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 r#try!(buffer.write_u16(QueryType::A.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:553:17
[INFO] [stdout]     |
[INFO] [stdout] 553 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:554:17
[INFO] [stdout]     |
[INFO] [stdout] 554 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:555:17
[INFO] [stdout]     |
[INFO] [stdout] 555 |                 r#try!(buffer.write_u16(4));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:558:17
[INFO] [stdout]     |
[INFO] [stdout] 558 |                 r#try!(buffer.write_u8(octets[0]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:559:17
[INFO] [stdout]     |
[INFO] [stdout] 559 |                 r#try!(buffer.write_u8(octets[1]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:560:17
[INFO] [stdout]     |
[INFO] [stdout] 560 |                 r#try!(buffer.write_u8(octets[2]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:561:17
[INFO] [stdout]     |
[INFO] [stdout] 561 |                 r#try!(buffer.write_u8(octets[3]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:568:17
[INFO] [stdout]     |
[INFO] [stdout] 568 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:569:17
[INFO] [stdout]     |
[INFO] [stdout] 569 |                 r#try!(buffer.write_u16(QueryType::NS.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:570:17
[INFO] [stdout]     |
[INFO] [stdout] 570 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:571:17
[INFO] [stdout]     |
[INFO] [stdout] 571 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:574:17
[INFO] [stdout]     |
[INFO] [stdout] 574 |                 r#try!(buffer.write_u16(0));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:576:17
[INFO] [stdout]     |
[INFO] [stdout] 576 |                 r#try!(buffer.write_qname(host));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:579:17
[INFO] [stdout]     |
[INFO] [stdout] 579 |                 r#try!(buffer.set_u16(pos, size as u16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:586:17
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:587:17
[INFO] [stdout]     |
[INFO] [stdout] 587 |                 r#try!(buffer.write_u16(QueryType::CNAME.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:588:17
[INFO] [stdout]     |
[INFO] [stdout] 588 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:589:17
[INFO] [stdout]     |
[INFO] [stdout] 589 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |                 r#try!(buffer.write_u16(0));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:594:17
[INFO] [stdout]     |
[INFO] [stdout] 594 |                 r#try!(buffer.write_qname(host));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:597:17
[INFO] [stdout]     |
[INFO] [stdout] 597 |                 r#try!(buffer.set_u16(pos, size as u16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:606:17
[INFO] [stdout]     |
[INFO] [stdout] 606 |                 r#try!(buffer.write_u16(QueryType::MX.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:607:17
[INFO] [stdout]     |
[INFO] [stdout] 607 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:68:21
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let res = ((r#try!(self.read()) as u16) << 8) | (r#try!(self.read()) as u16);
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:608:17
[INFO] [stdout]     |
[INFO] [stdout] 608 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:611:17
[INFO] [stdout]     |
[INFO] [stdout] 611 |                 r#try!(buffer.write_u16(0));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:613:17
[INFO] [stdout]     |
[INFO] [stdout] 613 |                 r#try!(buffer.write_u16(priority));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:614:17
[INFO] [stdout]     |
[INFO] [stdout] 614 |                 r#try!(buffer.write_qname(host));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:617:17
[INFO] [stdout]     |
[INFO] [stdout] 617 |                 r#try!(buffer.set_u16(pos, size as u16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:624:17
[INFO] [stdout]     |
[INFO] [stdout] 624 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:625:17
[INFO] [stdout]     |
[INFO] [stdout] 625 |                 r#try!(buffer.write_u16(QueryType::AAAA.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:626:17
[INFO] [stdout]     |
[INFO] [stdout] 626 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:627:17
[INFO] [stdout]     |
[INFO] [stdout] 627 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:68:58
[INFO] [stdout]    |
[INFO] [stdout] 68 |         let res = ((r#try!(self.read()) as u16) << 8) | (r#try!(self.read()) as u16);
[INFO] [stdout]    |                                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:628:17
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 r#try!(buffer.write_u16(16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:631:21
[INFO] [stdout]     |
[INFO] [stdout] 631 |                     r#try!(buffer.write_u16(*octet));
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:74:21
[INFO] [stdout]    |
[INFO] [stdout] 74 |         let res = ((r#try!(self.read()) as u32) << 24)
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:665:9
[INFO] [stdout]     |
[INFO] [stdout] 665 |         r#try!(result.header.read(buffer));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:75:17
[INFO] [stdout]    |
[INFO] [stdout] 75 |             | ((r#try!(self.read()) as u32) << 16)
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:669:13
[INFO] [stdout]     |
[INFO] [stdout] 669 |             r#try!(question.read(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:674:23
[INFO] [stdout]     |
[INFO] [stdout] 674 |             let rec = r#try!(DnsRecord::read(buffer));
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:678:23
[INFO] [stdout]     |
[INFO] [stdout] 678 |             let rec = r#try!(DnsRecord::read(buffer));
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:682:23
[INFO] [stdout]     |
[INFO] [stdout] 682 |             let rec = r#try!(DnsRecord::read(buffer));
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:695:9
[INFO] [stdout]     |
[INFO] [stdout] 695 |         r#try!(self.header.write(buffer));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:698:13
[INFO] [stdout]     |
[INFO] [stdout] 698 |             r#try!(question.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:701:13
[INFO] [stdout]     |
[INFO] [stdout] 701 |             r#try!(rec.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:76:17
[INFO] [stdout]    |
[INFO] [stdout] 76 |             | ((r#try!(self.read()) as u32) << 8)
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:77:17
[INFO] [stdout]    |
[INFO] [stdout] 77 |             | ((r#try!(self.read()) as u32) << 0);
[INFO] [stdout]    |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:88:23
[INFO] [stdout]    |
[INFO] [stdout] 88 |             let len = r#try!(self.get(pos));
[INFO] [stdout]    |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]   --> src/main.rs:98:21
[INFO] [stdout]    |
[INFO] [stdout] 98 |                     r#try!(self.seek(pos + 2));
[INFO] [stdout]    |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:101:26
[INFO] [stdout]     |
[INFO] [stdout] 101 |                 let b2 = r#try!(self.get(pos + 1)) as u16;
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:117:30
[INFO] [stdout]     |
[INFO] [stdout] 117 |             let str_buffer = r#try!(self.get_range(pos, len as usize));
[INFO] [stdout]     |                              ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:126:13
[INFO] [stdout]     |
[INFO] [stdout] 126 |             r#try!(self.seek(pos));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:142:9
[INFO] [stdout]     |
[INFO] [stdout] 142 |         r#try!(self.write(val));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:148:9
[INFO] [stdout]     |
[INFO] [stdout] 148 |         r#try!(self.write((val >> 8) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 |         r#try!(self.write((val & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:155:9
[INFO] [stdout]     |
[INFO] [stdout] 155 |         r#try!(self.write(((val >> 24) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:156:9
[INFO] [stdout]     |
[INFO] [stdout] 156 |         r#try!(self.write(((val >> 16) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:157:9
[INFO] [stdout]     |
[INFO] [stdout] 157 |         r#try!(self.write(((val >> 8) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:158:9
[INFO] [stdout]     |
[INFO] [stdout] 158 |         r#try!(self.write(((val >> 0) & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:175:13
[INFO] [stdout]     |
[INFO] [stdout] 175 |             r#try!(self.write_u8(len as u8));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:177:17
[INFO] [stdout]     |
[INFO] [stdout] 177 |                 r#try!(self.write_u8(*b));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:181:9
[INFO] [stdout]     |
[INFO] [stdout] 181 |         r#try!(self.write_u8(0));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |         r#try!(self.set(pos, (val >> 8) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:194:9
[INFO] [stdout]     |
[INFO] [stdout] 194 |         r#try!(self.set(pos + 1, (val & 0xFF) as u8));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:281:19
[INFO] [stdout]     |
[INFO] [stdout] 281 |         self.id = r#try!(buffer.read_u16());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:283:21
[INFO] [stdout]     |
[INFO] [stdout] 283 |         let flags = r#try!(buffer.read_u16());
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:298:26
[INFO] [stdout]     |
[INFO] [stdout] 298 |         self.questions = r#try!(buffer.read_u16());
[INFO] [stdout]     |                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:299:24
[INFO] [stdout]     |
[INFO] [stdout] 299 |         self.answers = r#try!(buffer.read_u16());
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:300:38
[INFO] [stdout]     |
[INFO] [stdout] 300 |         self.authoritative_entries = r#try!(buffer.read_u16());
[INFO] [stdout]     |                                      ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:301:33
[INFO] [stdout]     |
[INFO] [stdout] 301 |         self.resource_entries = r#try!(buffer.read_u16());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:308:9
[INFO] [stdout]     |
[INFO] [stdout] 308 |         r#try!(buffer.write_u16(self.id));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:310:9
[INFO] [stdout]     |
[INFO] [stdout] 310 |         r#try!(buffer.write_u8(
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:318:9
[INFO] [stdout]     |
[INFO] [stdout] 318 |         r#try!(buffer.write_u8(
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:326:9
[INFO] [stdout]     |
[INFO] [stdout] 326 |         r#try!(buffer.write_u16(self.questions));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:327:9
[INFO] [stdout]     |
[INFO] [stdout] 327 |         r#try!(buffer.write_u16(self.answers));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:328:9
[INFO] [stdout]     |
[INFO] [stdout] 328 |         r#try!(buffer.write_u16(self.authoritative_entries));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:329:9
[INFO] [stdout]     |
[INFO] [stdout] 329 |         r#try!(buffer.write_u16(self.resource_entries));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:388:9
[INFO] [stdout]     |
[INFO] [stdout] 388 |         r#try!(buffer.read_qname(&mut self.name));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:389:42
[INFO] [stdout]     |
[INFO] [stdout] 389 |         self.qtype = QueryType::from_num(r#try!(buffer.read_u16())); // qtype
[INFO] [stdout]     |                                          ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:390:17
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let _ = r#try!(buffer.read_u16()); // class
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:396:9
[INFO] [stdout]     |
[INFO] [stdout] 396 |         r#try!(buffer.write_qname(&self.name));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:399:9
[INFO] [stdout]     |
[INFO] [stdout] 399 |         r#try!(buffer.write_u16(typenum));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:400:9
[INFO] [stdout]     |
[INFO] [stdout] 400 |         r#try!(buffer.write_u16(1));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:451:9
[INFO] [stdout]     |
[INFO] [stdout] 451 |         r#try!(buffer.read_qname(&mut domain));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:453:25
[INFO] [stdout]     |
[INFO] [stdout] 453 |         let qtype_num = r#try!(buffer.read_u16());
[INFO] [stdout]     |                         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:455:17
[INFO] [stdout]     |
[INFO] [stdout] 455 |         let _ = r#try!(buffer.read_u16());
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:456:19
[INFO] [stdout]     |
[INFO] [stdout] 456 |         let ttl = r#try!(buffer.read_u32());
[INFO] [stdout]     |                   ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:457:24
[INFO] [stdout]     |
[INFO] [stdout] 457 |         let data_len = r#try!(buffer.read_u16());
[INFO] [stdout]     |                        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:461:32
[INFO] [stdout]     |
[INFO] [stdout] 461 |                 let raw_addr = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:476:33
[INFO] [stdout]     |
[INFO] [stdout] 476 |                 let raw_addr1 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:477:33
[INFO] [stdout]     |
[INFO] [stdout] 477 |                 let raw_addr2 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:478:33
[INFO] [stdout]     |
[INFO] [stdout] 478 |                 let raw_addr3 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:479:33
[INFO] [stdout]     |
[INFO] [stdout] 479 |                 let raw_addr4 = r#try!(buffer.read_u32());
[INFO] [stdout]     |                                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:499:17
[INFO] [stdout]     |
[INFO] [stdout] 499 |                 r#try!(buffer.read_qname(&mut ns));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:704:13
[INFO] [stdout]     |
[INFO] [stdout] 704 |             r#try!(rec.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:707:13
[INFO] [stdout]     |
[INFO] [stdout] 707 |             r#try!(rec.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:716:18
[INFO] [stdout]     |
[INFO] [stdout] 716 |     let socket = r#try!(UdpSocket::bind(("0.0.0.0", 43210)));
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:729:5
[INFO] [stdout]     |
[INFO] [stdout] 729 |     r#try!(socket.send_to(&req_buffer.buf[0..req_buffer.pos], server));
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:509:17
[INFO] [stdout]     |
[INFO] [stdout] 509 |                 r#try!(buffer.read_qname(&mut cname));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:518:32
[INFO] [stdout]     |
[INFO] [stdout] 518 |                 let priority = r#try!(buffer.read_u16());
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:520:17
[INFO] [stdout]     |
[INFO] [stdout] 520 |                 r#try!(buffer.read_qname(&mut mx));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:530:17
[INFO] [stdout]     |
[INFO] [stdout] 530 |                 r#try!(buffer.step(data_len as usize));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:551:17
[INFO] [stdout]     |
[INFO] [stdout] 551 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 r#try!(buffer.write_u16(QueryType::A.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:553:17
[INFO] [stdout]     |
[INFO] [stdout] 553 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:554:17
[INFO] [stdout]     |
[INFO] [stdout] 554 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:555:17
[INFO] [stdout]     |
[INFO] [stdout] 555 |                 r#try!(buffer.write_u16(4));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:558:17
[INFO] [stdout]     |
[INFO] [stdout] 558 |                 r#try!(buffer.write_u8(octets[0]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:559:17
[INFO] [stdout]     |
[INFO] [stdout] 559 |                 r#try!(buffer.write_u8(octets[1]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:560:17
[INFO] [stdout]     |
[INFO] [stdout] 560 |                 r#try!(buffer.write_u8(octets[2]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:561:17
[INFO] [stdout]     |
[INFO] [stdout] 561 |                 r#try!(buffer.write_u8(octets[3]));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:568:17
[INFO] [stdout]     |
[INFO] [stdout] 568 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:569:17
[INFO] [stdout]     |
[INFO] [stdout] 569 |                 r#try!(buffer.write_u16(QueryType::NS.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:570:17
[INFO] [stdout]     |
[INFO] [stdout] 570 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:571:17
[INFO] [stdout]     |
[INFO] [stdout] 571 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:574:17
[INFO] [stdout]     |
[INFO] [stdout] 574 |                 r#try!(buffer.write_u16(0));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:576:17
[INFO] [stdout]     |
[INFO] [stdout] 576 |                 r#try!(buffer.write_qname(host));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:579:17
[INFO] [stdout]     |
[INFO] [stdout] 579 |                 r#try!(buffer.set_u16(pos, size as u16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:586:17
[INFO] [stdout]     |
[INFO] [stdout] 586 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:587:17
[INFO] [stdout]     |
[INFO] [stdout] 587 |                 r#try!(buffer.write_u16(QueryType::CNAME.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:588:17
[INFO] [stdout]     |
[INFO] [stdout] 588 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:589:17
[INFO] [stdout]     |
[INFO] [stdout] 589 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:592:17
[INFO] [stdout]     |
[INFO] [stdout] 592 |                 r#try!(buffer.write_u16(0));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:594:17
[INFO] [stdout]     |
[INFO] [stdout] 594 |                 r#try!(buffer.write_qname(host));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:597:17
[INFO] [stdout]     |
[INFO] [stdout] 597 |                 r#try!(buffer.set_u16(pos, size as u16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:605:17
[INFO] [stdout]     |
[INFO] [stdout] 605 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:606:17
[INFO] [stdout]     |
[INFO] [stdout] 606 |                 r#try!(buffer.write_u16(QueryType::MX.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:607:17
[INFO] [stdout]     |
[INFO] [stdout] 607 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:608:17
[INFO] [stdout]     |
[INFO] [stdout] 608 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:611:17
[INFO] [stdout]     |
[INFO] [stdout] 611 |                 r#try!(buffer.write_u16(0));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:613:17
[INFO] [stdout]     |
[INFO] [stdout] 613 |                 r#try!(buffer.write_u16(priority));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:614:17
[INFO] [stdout]     |
[INFO] [stdout] 614 |                 r#try!(buffer.write_qname(host));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:617:17
[INFO] [stdout]     |
[INFO] [stdout] 617 |                 r#try!(buffer.set_u16(pos, size as u16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:624:17
[INFO] [stdout]     |
[INFO] [stdout] 624 |                 r#try!(buffer.write_qname(domain));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:625:17
[INFO] [stdout]     |
[INFO] [stdout] 625 |                 r#try!(buffer.write_u16(QueryType::AAAA.to_num()));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:626:17
[INFO] [stdout]     |
[INFO] [stdout] 626 |                 r#try!(buffer.write_u16(1));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:627:17
[INFO] [stdout]     |
[INFO] [stdout] 627 |                 r#try!(buffer.write_u32(ttl));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:628:17
[INFO] [stdout]     |
[INFO] [stdout] 628 |                 r#try!(buffer.write_u16(16));
[INFO] [stdout]     |                 ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:631:21
[INFO] [stdout]     |
[INFO] [stdout] 631 |                     r#try!(buffer.write_u16(*octet));
[INFO] [stdout]     |                     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:665:9
[INFO] [stdout]     |
[INFO] [stdout] 665 |         r#try!(result.header.read(buffer));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:669:13
[INFO] [stdout]     |
[INFO] [stdout] 669 |             r#try!(question.read(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:674:23
[INFO] [stdout]     |
[INFO] [stdout] 674 |             let rec = r#try!(DnsRecord::read(buffer));
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:678:23
[INFO] [stdout]     |
[INFO] [stdout] 678 |             let rec = r#try!(DnsRecord::read(buffer));
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:682:23
[INFO] [stdout]     |
[INFO] [stdout] 682 |             let rec = r#try!(DnsRecord::read(buffer));
[INFO] [stdout]     |                       ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:695:9
[INFO] [stdout]     |
[INFO] [stdout] 695 |         r#try!(self.header.write(buffer));
[INFO] [stdout]     |         ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:698:13
[INFO] [stdout]     |
[INFO] [stdout] 698 |             r#try!(question.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:701:13
[INFO] [stdout]     |
[INFO] [stdout] 701 |             r#try!(rec.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:704:13
[INFO] [stdout]     |
[INFO] [stdout] 704 |             r#try!(rec.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:707:13
[INFO] [stdout]     |
[INFO] [stdout] 707 |             r#try!(rec.write(buffer));
[INFO] [stdout]     |             ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:716:18
[INFO] [stdout]     |
[INFO] [stdout] 716 |     let socket = r#try!(UdpSocket::bind(("0.0.0.0", 43210)));
[INFO] [stdout]     |                  ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `r#try`: use the `?` operator instead
[INFO] [stdout]    --> src/main.rs:729:5
[INFO] [stdout]     |
[INFO] [stdout] 729 |     r#try!(socket.send_to(&req_buffer.buf[0..req_buffer.pos], server));
[INFO] [stdout]     |     ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 106 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 106 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.69s
[INFO] running `Command { std: "docker" "inspect" "c4a338994ca33927143b533c2151fc42419ecd714c25060a0bb0af5d6b7b56ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c4a338994ca33927143b533c2151fc42419ecd714c25060a0bb0af5d6b7b56ba", kill_on_drop: false }`
[INFO] [stdout] c4a338994ca33927143b533c2151fc42419ecd714c25060a0bb0af5d6b7b56ba