[INFO] fetching crate mux 0.1.1...
[INFO] checking mux-0.1.1 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate mux 0.1.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate mux 0.1.1 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate mux 0.1.1
[INFO] finished tweaking crates.io crate mux 0.1.1
[INFO] tweaked toml for crates.io crate mux 0.1.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f5728f8ddd498c78bcba3b6635afee7d230c00f1d287c921174e86a9c40422ff
[INFO] running `"docker" "start" "-a" "f5728f8ddd498c78bcba3b6635afee7d230c00f1d287c921174e86a9c40422ff"`
[INFO] [stderr]     Checking mux v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:49:20
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let size = try!(input.read_i32::<BigEndian>());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let tpe = try!(read.read_i8());
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:78:15
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let tag = try!(decode_tag(&mut read));
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let frame = try!(decode_frame(tpe, &mut read));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(buffer.write_i32::<BigEndian>(size::frame_size(&msg.frame) as i32 + 4));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     try!(buffer.write_i8(msg.frame.frame_id()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     try!(encode_tag(buffer, &msg.tag));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:185:43
[INFO] [stderr]     |
[INFO] [stderr] 185 |         types::TREQ => MessageFrame::Treq(try!(decode_treq(reader))),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:186:43
[INFO] [stderr]     |
[INFO] [stderr] 186 |         types::RREQ => MessageFrame::Rreq(try!(decode_rreq(reader))),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:187:53
[INFO] [stderr]     |
[INFO] [stderr] 187 |         types::TDISPATCH => MessageFrame::Tdispatch(try!(decode_tdispatch(reader))),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:188:53
[INFO] [stderr]     |
[INFO] [stderr] 188 |         types::RDISPATCH => MessageFrame::Rdispatch(try!(decode_rdispatch(reader))),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:189:45
[INFO] [stderr]     |
[INFO] [stderr] 189 |         types::TINIT => MessageFrame::Tinit(try!(decode_init(reader))),
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:190:45
[INFO] [stderr]     |
[INFO] [stderr] 190 |         types::RINIT => MessageFrame::Rinit(try!(decode_init(reader))),
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:195:47
[INFO] [stderr]     |
[INFO] [stderr] 195 |         types::TLEASE => MessageFrame::Tlease(try!(decode_tlease(reader))),
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:196:43
[INFO] [stderr]     |
[INFO] [stderr] 196 |         types::RERR => MessageFrame::Rerr(try!(decode_rerr(reader))),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:210:19
[INFO] [stderr]     |
[INFO] [stderr] 210 |     let howmuch = try!(reader.read_u8());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let ticks = try!(reader.read_u64::<BigEndian>());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 226 |     try!(writer.write_u8(0));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     try!(writer.write_u64::<BigEndian>(millis));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     try!(reader.read_exact(&mut bts[..]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:238:15
[INFO] [stderr]     |
[INFO] [stderr] 238 |     let msg = try!(body_as_string(reader));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     try!(writer.write_all(&bts[..]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let _ = try!(reader.read(&mut bts));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     try!(writer.write_u8(headers.len() as u8));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:298:9
[INFO] [stderr]     |
[INFO] [stderr] 298 |         try!(writer.write_u8(*k));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:299:9
[INFO] [stderr]     |
[INFO] [stderr] 299 |         try!(writer.write_u8(v.len() as u8));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:300:9
[INFO] [stderr]     |
[INFO] [stderr] 300 |         try!(writer.write_all(v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:306:15
[INFO] [stderr]     |
[INFO] [stderr] 306 |     let len = try!(reader.read_u8()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:310:19
[INFO] [stderr]     |
[INFO] [stderr] 310 |         let key = try!(reader.read_u8());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:311:23
[INFO] [stderr]     |
[INFO] [stderr] 311 |         let val_len = try!(reader.read_u8());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         try!(reader.read_exact(&mut val[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 |     try!(writer.write_u16::<BigEndian>(contexts.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:328:9
[INFO] [stderr]     |
[INFO] [stderr] 328 |         try!(writer.write_u16::<BigEndian>(k.len() as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:329:9
[INFO] [stderr]     |
[INFO] [stderr] 329 |         try!(writer.write_all(&k[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         try!(writer.write_u16::<BigEndian>(v.len() as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |         try!(writer.write_all(&v[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:340:15
[INFO] [stderr]     |
[INFO] [stderr] 340 |     let len = try!(reader.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:345:23
[INFO] [stderr]     |
[INFO] [stderr] 345 |         let key_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:347:9
[INFO] [stderr]     |
[INFO] [stderr] 347 |         try!(reader.read_exact(&mut key[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:349:23
[INFO] [stderr]     |
[INFO] [stderr] 349 |         let val_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:351:9
[INFO] [stderr]     |
[INFO] [stderr] 351 |         try!(reader.read_exact(&mut val[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:360:15
[INFO] [stderr]     |
[INFO] [stderr] 360 |     let len = try!(reader.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:364:23
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let key_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:366:9
[INFO] [stderr]     |
[INFO] [stderr] 366 |         try!(reader.read_exact(&mut key[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:368:23
[INFO] [stderr]     |
[INFO] [stderr] 368 |         let val_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:370:9
[INFO] [stderr]     |
[INFO] [stderr] 370 |         try!(reader.read_exact(&mut val[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:371:30
[INFO] [stderr]     |
[INFO] [stderr] 371 |         acc.push(Dentry::new(try!(to_string(key)), try!(to_string(val))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:371:52
[INFO] [stderr]     |
[INFO] [stderr] 371 |         acc.push(Dentry::new(try!(to_string(key)), try!(to_string(val))));
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:379:5
[INFO] [stderr]     |
[INFO] [stderr] 379 |     try!(writer.write_u16::<BigEndian>(table.entries.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         try!(encode_u16_string(writer, &dentry.key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         try!(encode_u16_string(writer, &dentry.val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:393:15
[INFO] [stderr]     |
[INFO] [stderr] 393 |     let msg = try!(body_as_string(reader));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:405:5
[INFO] [stderr]     |
[INFO] [stderr] 405 |     try!(writer.write_u16::<BigEndian>(msg.version));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         try!(writer.write_u32::<BigEndian>(k.len() as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |         try!(writer.write_all(k));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:414:9
[INFO] [stderr]     |
[INFO] [stderr] 414 |         try!(writer.write_u32::<BigEndian>(v.len() as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:415:9
[INFO] [stderr]     |
[INFO] [stderr] 415 |         try!(writer.write_all(v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:423:19
[INFO] [stderr]     |
[INFO] [stderr] 423 |     let version = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:441:9
[INFO] [stderr]     |
[INFO] [stderr] 441 |         try!(reader.read_exact(&mut k));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:443:20
[INFO] [stderr]     |
[INFO] [stderr] 443 |         let vlen = try!(reader.read_u32::<BigEndian>());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:445:9
[INFO] [stderr]     |
[INFO] [stderr] 445 |         try!(reader.read_exact(&mut v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:456:5
[INFO] [stderr]     |
[INFO] [stderr] 456 |     try!(writer.write_u8(status));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:457:5
[INFO] [stderr]     |
[INFO] [stderr] 457 |     try!(encode_contexts(writer, &frame.contexts));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:463:18
[INFO] [stderr]     |
[INFO] [stderr] 463 |     let status = try!(reader.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:464:20
[INFO] [stderr]     |
[INFO] [stderr] 464 |     let contexts = try!(decode_contexts(&mut reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:466:13
[INFO] [stderr]     |
[INFO] [stderr] 466 |     let _ = try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:470:14
[INFO] [stderr]     |
[INFO] [stderr] 470 |         msg: try!(decode_rmsg_body(status, body)),
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:478:5
[INFO] [stderr]     |
[INFO] [stderr] 478 |     try!(writer.write_u8(status));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:483:18
[INFO] [stderr]     |
[INFO] [stderr] 483 |     let status = try!(reader.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:485:5
[INFO] [stderr]     |
[INFO] [stderr] 485 |     try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:492:20
[INFO] [stderr]     |
[INFO] [stderr] 492 |     let contexts = try!(decode_contexts(&mut reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:493:16
[INFO] [stderr]     |
[INFO] [stderr] 493 |     let dest = try!(decode_u16_string(&mut reader));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:494:16
[INFO] [stderr]     |
[INFO] [stderr] 494 |     let dtab = try!(decode_dtab(&mut reader));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:497:13
[INFO] [stderr]     |
[INFO] [stderr] 497 |     let _ = try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:508:5
[INFO] [stderr]     |
[INFO] [stderr] 508 |     try!(encode_contexts(writer, &msg.contexts));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:509:5
[INFO] [stderr]     |
[INFO] [stderr] 509 |     try!(encode_u16_string(writer, &msg.dest));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:510:5
[INFO] [stderr]     |
[INFO] [stderr] 510 |     try!(encode_dtab(writer, &msg.dtab));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:517:19
[INFO] [stderr]     |
[INFO] [stderr] 517 |     let headers = try!(decode_headers(&mut reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:520:13
[INFO] [stderr]     |
[INFO] [stderr] 520 |     let _ = try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:529:5
[INFO] [stderr]     |
[INFO] [stderr] 529 |     try!(encode_headers(writer, &msg.headers));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:546:29
[INFO] [stderr]     |
[INFO] [stderr] 546 |         1 => Ok(Rmsg::Error(try!(to_string(body)))),
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:547:28
[INFO] [stderr]     |
[INFO] [stderr] 547 |         2 => Ok(Rmsg::Nack(try!(to_string(body)))),
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:559:19
[INFO] [stderr]     |
[INFO] [stderr] 559 |     let str_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:562:5
[INFO] [stderr]     |
[INFO] [stderr] 562 |     try!(reader.read_exact(&mut s));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:572:5
[INFO] [stderr]     |
[INFO] [stderr] 572 |     try!(writer.write_u16::<BigEndian>(bytes.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:587:13
[INFO] [stderr]     |
[INFO] [stderr] 587 |     let _ = try!(reader.read_to_end(&mut data));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:49:20
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let size = try!(input.read_i32::<BigEndian>());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:77:15
[INFO] [stderr]    |
[INFO] [stderr] 77 |     let tpe = try!(read.read_i8());
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:78:15
[INFO] [stderr]    |
[INFO] [stderr] 78 |     let tag = try!(decode_tag(&mut read));
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/codec/mod.rs:79:17
[INFO] [stderr]    |
[INFO] [stderr] 79 |     let frame = try!(decode_frame(tpe, &mut read));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:104:5
[INFO] [stderr]     |
[INFO] [stderr] 104 |     try!(buffer.write_i32::<BigEndian>(size::frame_size(&msg.frame) as i32 + 4));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     try!(buffer.write_i8(msg.frame.frame_id()));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:125:5
[INFO] [stderr]     |
[INFO] [stderr] 125 |     try!(encode_tag(buffer, &msg.tag));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:185:43
[INFO] [stderr]     |
[INFO] [stderr] 185 |         types::TREQ => MessageFrame::Treq(try!(decode_treq(reader))),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:186:43
[INFO] [stderr]     |
[INFO] [stderr] 186 |         types::RREQ => MessageFrame::Rreq(try!(decode_rreq(reader))),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:187:53
[INFO] [stderr]     |
[INFO] [stderr] 187 |         types::TDISPATCH => MessageFrame::Tdispatch(try!(decode_tdispatch(reader))),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:188:53
[INFO] [stderr]     |
[INFO] [stderr] 188 |         types::RDISPATCH => MessageFrame::Rdispatch(try!(decode_rdispatch(reader))),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:189:45
[INFO] [stderr]     |
[INFO] [stderr] 189 |         types::TINIT => MessageFrame::Tinit(try!(decode_init(reader))),
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:190:45
[INFO] [stderr]     |
[INFO] [stderr] 190 |         types::RINIT => MessageFrame::Rinit(try!(decode_init(reader))),
[INFO] [stderr]     |                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:195:47
[INFO] [stderr]     |
[INFO] [stderr] 195 |         types::TLEASE => MessageFrame::Tlease(try!(decode_tlease(reader))),
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:196:43
[INFO] [stderr]     |
[INFO] [stderr] 196 |         types::RERR => MessageFrame::Rerr(try!(decode_rerr(reader))),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:210:19
[INFO] [stderr]     |
[INFO] [stderr] 210 |     let howmuch = try!(reader.read_u8());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:211:17
[INFO] [stderr]     |
[INFO] [stderr] 211 |     let ticks = try!(reader.read_u64::<BigEndian>());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:226:5
[INFO] [stderr]     |
[INFO] [stderr] 226 |     try!(writer.write_u8(0));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:227:5
[INFO] [stderr]     |
[INFO] [stderr] 227 |     try!(writer.write_u64::<BigEndian>(millis));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:236:5
[INFO] [stderr]     |
[INFO] [stderr] 236 |     try!(reader.read_exact(&mut bts[..]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:238:15
[INFO] [stderr]     |
[INFO] [stderr] 238 |     let msg = try!(body_as_string(reader));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:253:5
[INFO] [stderr]     |
[INFO] [stderr] 253 |     try!(writer.write_all(&bts[..]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:264:13
[INFO] [stderr]     |
[INFO] [stderr] 264 |     let _ = try!(reader.read(&mut bts));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:293:5
[INFO] [stderr]     |
[INFO] [stderr] 293 |     try!(writer.write_u8(headers.len() as u8));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:298:9
[INFO] [stderr]     |
[INFO] [stderr] 298 |         try!(writer.write_u8(*k));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:299:9
[INFO] [stderr]     |
[INFO] [stderr] 299 |         try!(writer.write_u8(v.len() as u8));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:300:9
[INFO] [stderr]     |
[INFO] [stderr] 300 |         try!(writer.write_all(v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:306:15
[INFO] [stderr]     |
[INFO] [stderr] 306 |     let len = try!(reader.read_u8()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:310:19
[INFO] [stderr]     |
[INFO] [stderr] 310 |         let key = try!(reader.read_u8());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:311:23
[INFO] [stderr]     |
[INFO] [stderr] 311 |         let val_len = try!(reader.read_u8());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:313:9
[INFO] [stderr]     |
[INFO] [stderr] 313 |         try!(reader.read_exact(&mut val[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:325:5
[INFO] [stderr]     |
[INFO] [stderr] 325 |     try!(writer.write_u16::<BigEndian>(contexts.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:328:9
[INFO] [stderr]     |
[INFO] [stderr] 328 |         try!(writer.write_u16::<BigEndian>(k.len() as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:329:9
[INFO] [stderr]     |
[INFO] [stderr] 329 |         try!(writer.write_all(&k[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         try!(writer.write_u16::<BigEndian>(v.len() as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:333:9
[INFO] [stderr]     |
[INFO] [stderr] 333 |         try!(writer.write_all(&v[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:340:15
[INFO] [stderr]     |
[INFO] [stderr] 340 |     let len = try!(reader.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:345:23
[INFO] [stderr]     |
[INFO] [stderr] 345 |         let key_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:347:9
[INFO] [stderr]     |
[INFO] [stderr] 347 |         try!(reader.read_exact(&mut key[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:349:23
[INFO] [stderr]     |
[INFO] [stderr] 349 |         let val_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:351:9
[INFO] [stderr]     |
[INFO] [stderr] 351 |         try!(reader.read_exact(&mut val[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:360:15
[INFO] [stderr]     |
[INFO] [stderr] 360 |     let len = try!(reader.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:364:23
[INFO] [stderr]     |
[INFO] [stderr] 364 |         let key_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:366:9
[INFO] [stderr]     |
[INFO] [stderr] 366 |         try!(reader.read_exact(&mut key[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:368:23
[INFO] [stderr]     |
[INFO] [stderr] 368 |         let val_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:370:9
[INFO] [stderr]     |
[INFO] [stderr] 370 |         try!(reader.read_exact(&mut val[..]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:371:30
[INFO] [stderr]     |
[INFO] [stderr] 371 |         acc.push(Dentry::new(try!(to_string(key)), try!(to_string(val))));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:371:52
[INFO] [stderr]     |
[INFO] [stderr] 371 |         acc.push(Dentry::new(try!(to_string(key)), try!(to_string(val))));
[INFO] [stderr]     |                                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:379:5
[INFO] [stderr]     |
[INFO] [stderr] 379 |     try!(writer.write_u16::<BigEndian>(table.entries.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         try!(encode_u16_string(writer, &dentry.key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:384:9
[INFO] [stderr]     |
[INFO] [stderr] 384 |         try!(encode_u16_string(writer, &dentry.val));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:393:15
[INFO] [stderr]     |
[INFO] [stderr] 393 |     let msg = try!(body_as_string(reader));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:405:5
[INFO] [stderr]     |
[INFO] [stderr] 405 |     try!(writer.write_u16::<BigEndian>(msg.version));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         try!(writer.write_u32::<BigEndian>(k.len() as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |         try!(writer.write_all(k));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:414:9
[INFO] [stderr]     |
[INFO] [stderr] 414 |         try!(writer.write_u32::<BigEndian>(v.len() as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:415:9
[INFO] [stderr]     |
[INFO] [stderr] 415 |         try!(writer.write_all(v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:423:19
[INFO] [stderr]     |
[INFO] [stderr] 423 |     let version = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:441:9
[INFO] [stderr]     |
[INFO] [stderr] 441 |         try!(reader.read_exact(&mut k));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:443:20
[INFO] [stderr]     |
[INFO] [stderr] 443 |         let vlen = try!(reader.read_u32::<BigEndian>());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:445:9
[INFO] [stderr]     |
[INFO] [stderr] 445 |         try!(reader.read_exact(&mut v));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:456:5
[INFO] [stderr]     |
[INFO] [stderr] 456 |     try!(writer.write_u8(status));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:457:5
[INFO] [stderr]     |
[INFO] [stderr] 457 |     try!(encode_contexts(writer, &frame.contexts));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:463:18
[INFO] [stderr]     |
[INFO] [stderr] 463 |     let status = try!(reader.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:464:20
[INFO] [stderr]     |
[INFO] [stderr] 464 |     let contexts = try!(decode_contexts(&mut reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:466:13
[INFO] [stderr]     |
[INFO] [stderr] 466 |     let _ = try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:470:14
[INFO] [stderr]     |
[INFO] [stderr] 470 |         msg: try!(decode_rmsg_body(status, body)),
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:478:5
[INFO] [stderr]     |
[INFO] [stderr] 478 |     try!(writer.write_u8(status));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:483:18
[INFO] [stderr]     |
[INFO] [stderr] 483 |     let status = try!(reader.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:485:5
[INFO] [stderr]     |
[INFO] [stderr] 485 |     try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:492:20
[INFO] [stderr]     |
[INFO] [stderr] 492 |     let contexts = try!(decode_contexts(&mut reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:493:16
[INFO] [stderr]     |
[INFO] [stderr] 493 |     let dest = try!(decode_u16_string(&mut reader));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:494:16
[INFO] [stderr]     |
[INFO] [stderr] 494 |     let dtab = try!(decode_dtab(&mut reader));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:497:13
[INFO] [stderr]     |
[INFO] [stderr] 497 |     let _ = try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:508:5
[INFO] [stderr]     |
[INFO] [stderr] 508 |     try!(encode_contexts(writer, &msg.contexts));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:509:5
[INFO] [stderr]     |
[INFO] [stderr] 509 |     try!(encode_u16_string(writer, &msg.dest));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:510:5
[INFO] [stderr]     |
[INFO] [stderr] 510 |     try!(encode_dtab(writer, &msg.dtab));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:517:19
[INFO] [stderr]     |
[INFO] [stderr] 517 |     let headers = try!(decode_headers(&mut reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:520:13
[INFO] [stderr]     |
[INFO] [stderr] 520 |     let _ = try!(reader.read_to_end(&mut body));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:529:5
[INFO] [stderr]     |
[INFO] [stderr] 529 |     try!(encode_headers(writer, &msg.headers));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:546:29
[INFO] [stderr]     |
[INFO] [stderr] 546 |         1 => Ok(Rmsg::Error(try!(to_string(body)))),
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:547:28
[INFO] [stderr]     |
[INFO] [stderr] 547 |         2 => Ok(Rmsg::Nack(try!(to_string(body)))),
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:559:19
[INFO] [stderr]     |
[INFO] [stderr] 559 |     let str_len = try!(reader.read_u16::<BigEndian>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:562:5
[INFO] [stderr]     |
[INFO] [stderr] 562 |     try!(reader.read_exact(&mut s));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:572:5
[INFO] [stderr]     |
[INFO] [stderr] 572 |     try!(writer.write_u16::<BigEndian>(bytes.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/codec/mod.rs:587:13
[INFO] [stderr]     |
[INFO] [stderr] 587 |     let _ = try!(reader.read_to_end(&mut data));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 86 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 86 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "f5728f8ddd498c78bcba3b6635afee7d230c00f1d287c921174e86a9c40422ff"`
[INFO] running `"docker" "rm" "-f" "f5728f8ddd498c78bcba3b6635afee7d230c00f1d287c921174e86a9c40422ff"`
[INFO] [stdout] f5728f8ddd498c78bcba3b6635afee7d230c00f1d287c921174e86a9c40422ff