[INFO] crate exif-rs 0.1.0 is already in cache
[INFO] checking exif-rs-0.1.0 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate exif-rs 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate exif-rs 0.1.0 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate exif-rs 0.1.0
[INFO] finished tweaking crates.io crate exif-rs 0.1.0
[INFO] tweaked toml for crates.io crate exif-rs 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "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] 7405a07ff3c4d0fa347b80f6e5d8156892916f244cc61120077c5e0d3154d301
[INFO] running `"docker" "start" "-a" "7405a07ff3c4d0fa347b80f6e5d8156892916f244cc61120077c5e0d3154d301"`
[INFO] [stderr]     Checking exif-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |         if 0xFF != try!(rdr.read_u8()) {
[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/jpeg.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let seg_id = try!(rdr.read_u8());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 let len = (try!(rdr.read_u16::<BigEndian>()) - 2) as usize;
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 try!(rdr.read_exact(&mut hdr));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |                     try!(rdr.read_exact(&mut segment));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 try!(rdr.seek(SeekFrom::Current((len - HDR_SZ) as i64)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let len = try!(rdr.read_u16::<BigEndian>()) - 2;
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(rdr.seek(SeekFrom::Current(len as i64)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let n = try!(self.inner.write(buf));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let n = try!(self.inner.seek(pos));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(rdr.read_exact(&mut header));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(rdr.seek(SeekFrom::Start(offset_to_ifd as u64)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:33
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 if big_endian { try!(Ifd::new::<_, BigEndian>(rdr, i)) }
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:33
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 else          { try!(Ifd::new::<_, LittleEndian>(rdr, i)) }
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             try!(rdr.seek(SeekFrom::Start(offset as u64)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         try!(pw.write_all(&HEADER));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |             try!(ifd.encode::<_, LittleEndian>(&mut pw, n == self.ifds.len() - 1));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:109:27
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let num_headers = try!(rdr.read_u16::<B>());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:117:23
[INFO] [stderr]     |
[INFO] [stderr] 117 |             hdrs.push(try!(EntryHeader::decode::<_, B>(rdr)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:120:34
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let offset_to_next_ifd = try!(rdr.read_u32::<B>()) as usize;
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:25
[INFO] [stderr]     |
[INFO] [stderr] 131 |                         try!(rdr.seek(SeekFrom::Start(off as u64)));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:132:40
[INFO] [stderr]     |
[INFO] [stderr] 132 |                         let (ifd, _) = try!(Ifd::new::<_, B>(rdr, h.tag));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:151:29
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     let e = try!(Entry::from_header::<_, B>(rdr, h));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         try!(pw.write_u16::<B>(self.id));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         try!(pw.write_u16::<B>(4));  // ULong
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(pw.write_u32::<B>(1));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         try!(pw.write_u16::<B>(num_headers as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |             if try!(e.encode_header::<_, B>(pw, data_offset)) {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |             try!(c.encode_subifd_header::<_, B>(pw, data_offset));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         try!(pw.write_u32::<B>(0u32)); // placeholder
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |             try!(e.data.encode_offset_data::<_, B>(pw));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:210:13
[INFO] [stderr]     |
[INFO] [stderr] 210 |             try!(c.encode::<_, B>(pw, true));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:216:13
[INFO] [stderr]     |
[INFO] [stderr] 216 |             try!(pw.seek(SeekFrom::Start(next_offset_pos)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:217:13
[INFO] [stderr]     |
[INFO] [stderr] 217 |             try!(pw.write_u32::<B>(cur_pos as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |             try!(pw.seek(SeekFrom::Start(cur_pos)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |         let tag = try!(rdr.read_u16::<B>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:277:19
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let fmt = try!(rdr.read_u16::<B>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:278:17
[INFO] [stderr]     |
[INFO] [stderr] 278 |         let n = try!(rdr.read_u32::<B>());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:13
[INFO] [stderr]     |
[INFO] [stderr] 284 |             try!(rdr.read_exact(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:33
[INFO] [stderr]     |
[INFO] [stderr] 287 |             OffsetValue::Offset(try!(rdr.read_u32::<B>()))
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:328:19
[INFO] [stderr]     |
[INFO] [stderr] 328 |             data: try!(EntryData::from_header::<_, B>(rdr, h)),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |         try!(w.write_u16::<B>(self.tag));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:336:9
[INFO] [stderr]     |
[INFO] [stderr] 336 |         try!(w.write_u16::<B>(self.data.format_code()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:337:9
[INFO] [stderr]     |
[INFO] [stderr] 337 |         try!(w.write_u32::<B>(self.data.len() as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:340:13
[INFO] [stderr]     |
[INFO] [stderr] 340 |             try!(w.write_u32::<B>(data_offset as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:343:13
[INFO] [stderr]     |
[INFO] [stderr] 343 |             try!(self.data.encode_offset_data::<_, B>(w));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:348:17
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 try!(w.write_all(&mut &pbuf[..pad as usize]));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:17
[INFO] [stderr]     |
[INFO] [stderr] 429 |                 try!(rdr.seek(SeekFrom::Start(o as u64)));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:17
[INFO] [stderr]     |
[INFO] [stderr] 430 |                 try!(rdr.read_exact(&mut v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:438:33
[INFO] [stderr]     |
[INFO] [stderr] 438 |                 let null_term = try!(d.iter().position(|&c| c == 0)
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:445:46
[INFO] [stderr]     |
[INFO] [stderr] 445 |                 for _ in 0..h.count { v.push(try!(c.read_u16::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:451:46
[INFO] [stderr]     |
[INFO] [stderr] 451 |                 for _ in 0..h.count { v.push(try!(c.read_u32::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:457:46
[INFO] [stderr]     |
[INFO] [stderr] 457 |                 for _ in 0..h.count { v.push(try!(c.read_u64::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:466:46
[INFO] [stderr]     |
[INFO] [stderr] 466 |                 for _ in 0..h.count { v.push(try!(c.read_u16::<B>()) as i16); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:46
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 for _ in 0..h.count { v.push(try!(c.read_u32::<B>()) as i32); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:478:46
[INFO] [stderr]     |
[INFO] [stderr] 478 |                 for _ in 0..h.count { v.push(try!(c.read_i64::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:484:46
[INFO] [stderr]     |
[INFO] [stderr] 484 |                 for _ in 0..h.count { v.push(try!(c.read_f32::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:490:46
[INFO] [stderr]     |
[INFO] [stderr] 490 |                 for _ in 0..h.count { v.push(try!(c.read_f64::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:502:43
[INFO] [stderr]     |
[INFO] [stderr] 502 |             Byte(ref v) | Undef(ref v) => try!(w.write_all(v)),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:504:17
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 try!(w.write_all(v.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:505:17
[INFO] [stderr]     |
[INFO] [stderr] 505 |                 try!(w.write_all(b"\0"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:507:46
[INFO] [stderr]     |
[INFO] [stderr] 507 |             UShort(ref v) =>    for d in v { try!(w.write_u16::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:508:46
[INFO] [stderr]     |
[INFO] [stderr] 508 |             ULong(ref v) =>     for d in v { try!(w.write_u32::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:509:46
[INFO] [stderr]     |
[INFO] [stderr] 509 |             URational(ref v) => for d in v { try!(w.write_u64::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:513:17
[INFO] [stderr]     |
[INFO] [stderr] 513 |                 try!(w.write_all(&vb))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:515:46
[INFO] [stderr]     |
[INFO] [stderr] 515 |             SShort(ref v) =>    for d in v { try!(w.write_u16::<B>(*d as u16)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:516:46
[INFO] [stderr]     |
[INFO] [stderr] 516 |             SLong(ref v) =>     for d in v { try!(w.write_u32::<B>(*d as u32)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:46
[INFO] [stderr]     |
[INFO] [stderr] 517 |             SRational(ref v) => for d in v { try!(w.write_u64::<B>(*d as u64)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:518:46
[INFO] [stderr]     |
[INFO] [stderr] 518 |             Float32(ref v) =>   for d in v { try!(w.write_f32::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:46
[INFO] [stderr]     |
[INFO] [stderr] 519 |             Float64(ref v) =>   for d in v { try!(w.write_f64::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:17:20
[INFO] [stderr]    |
[INFO] [stderr] 17 |         if 0xFF != try!(rdr.read_u8()) {
[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/jpeg.rs:22:22
[INFO] [stderr]    |
[INFO] [stderr] 22 |         let seg_id = try!(rdr.read_u8());
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:27:28
[INFO] [stderr]    |
[INFO] [stderr] 27 |                 let len = (try!(rdr.read_u16::<BigEndian>()) - 2) as usize;
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:31:17
[INFO] [stderr]    |
[INFO] [stderr] 31 |                 try!(rdr.read_exact(&mut hdr));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:35:21
[INFO] [stderr]    |
[INFO] [stderr] 35 |                     try!(rdr.read_exact(&mut segment));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:38:17
[INFO] [stderr]    |
[INFO] [stderr] 38 |                 try!(rdr.seek(SeekFrom::Current((len - HDR_SZ) as i64)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:42:27
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let len = try!(rdr.read_u16::<BigEndian>()) - 2;
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/jpeg.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(rdr.seek(SeekFrom::Current(len as i64)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:32:17
[INFO] [stderr]    |
[INFO] [stderr] 32 |         let n = try!(self.inner.write(buf));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:44:17
[INFO] [stderr]    |
[INFO] [stderr] 44 |         let n = try!(self.inner.seek(pos));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(rdr.read_exact(&mut header));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(rdr.seek(SeekFrom::Start(offset_to_ifd as u64)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:73:33
[INFO] [stderr]    |
[INFO] [stderr] 73 |                 if big_endian { try!(Ifd::new::<_, BigEndian>(rdr, i)) }
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:74:33
[INFO] [stderr]    |
[INFO] [stderr] 74 |                 else          { try!(Ifd::new::<_, LittleEndian>(rdr, i)) }
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:78:13
[INFO] [stderr]    |
[INFO] [stderr] 78 |             try!(rdr.seek(SeekFrom::Start(offset as u64)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:89:9
[INFO] [stderr]    |
[INFO] [stderr] 89 |         try!(pw.write_all(&HEADER));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:92:13
[INFO] [stderr]    |
[INFO] [stderr] 92 |             try!(ifd.encode::<_, LittleEndian>(&mut pw, n == self.ifds.len() - 1));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:109:27
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let num_headers = try!(rdr.read_u16::<B>());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:117:23
[INFO] [stderr]     |
[INFO] [stderr] 117 |             hdrs.push(try!(EntryHeader::decode::<_, B>(rdr)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:120:34
[INFO] [stderr]     |
[INFO] [stderr] 120 |         let offset_to_next_ifd = try!(rdr.read_u32::<B>()) as usize;
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:131:25
[INFO] [stderr]     |
[INFO] [stderr] 131 |                         try!(rdr.seek(SeekFrom::Start(off as u64)));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:132:40
[INFO] [stderr]     |
[INFO] [stderr] 132 |                         let (ifd, _) = try!(Ifd::new::<_, B>(rdr, h.tag));
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:151:29
[INFO] [stderr]     |
[INFO] [stderr] 151 |                     let e = try!(Entry::from_header::<_, B>(rdr, h));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:9
[INFO] [stderr]     |
[INFO] [stderr] 167 |         try!(pw.write_u16::<B>(self.id));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:168:9
[INFO] [stderr]     |
[INFO] [stderr] 168 |         try!(pw.write_u16::<B>(4));  // ULong
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(pw.write_u32::<B>(1));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         try!(pw.write_u16::<B>(num_headers as u16));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:188:16
[INFO] [stderr]     |
[INFO] [stderr] 188 |             if try!(e.encode_header::<_, B>(pw, data_offset)) {
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:195:13
[INFO] [stderr]     |
[INFO] [stderr] 195 |             try!(c.encode_subifd_header::<_, B>(pw, data_offset));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:201:9
[INFO] [stderr]     |
[INFO] [stderr] 201 |         try!(pw.write_u32::<B>(0u32)); // placeholder
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:205:13
[INFO] [stderr]     |
[INFO] [stderr] 205 |             try!(e.data.encode_offset_data::<_, B>(pw));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:210:13
[INFO] [stderr]     |
[INFO] [stderr] 210 |             try!(c.encode::<_, B>(pw, true));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:216:13
[INFO] [stderr]     |
[INFO] [stderr] 216 |             try!(pw.seek(SeekFrom::Start(next_offset_pos)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:217:13
[INFO] [stderr]     |
[INFO] [stderr] 217 |             try!(pw.write_u32::<B>(cur_pos as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |             try!(pw.seek(SeekFrom::Start(cur_pos)));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:276:19
[INFO] [stderr]     |
[INFO] [stderr] 276 |         let tag = try!(rdr.read_u16::<B>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:277:19
[INFO] [stderr]     |
[INFO] [stderr] 277 |         let fmt = try!(rdr.read_u16::<B>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:278:17
[INFO] [stderr]     |
[INFO] [stderr] 278 |         let n = try!(rdr.read_u32::<B>());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:13
[INFO] [stderr]     |
[INFO] [stderr] 284 |             try!(rdr.read_exact(&mut buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:287:33
[INFO] [stderr]     |
[INFO] [stderr] 287 |             OffsetValue::Offset(try!(rdr.read_u32::<B>()))
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:328:19
[INFO] [stderr]     |
[INFO] [stderr] 328 |             data: try!(EntryData::from_header::<_, B>(rdr, h)),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |         try!(w.write_u16::<B>(self.tag));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:336:9
[INFO] [stderr]     |
[INFO] [stderr] 336 |         try!(w.write_u16::<B>(self.data.format_code()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:337:9
[INFO] [stderr]     |
[INFO] [stderr] 337 |         try!(w.write_u32::<B>(self.data.len() as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:340:13
[INFO] [stderr]     |
[INFO] [stderr] 340 |             try!(w.write_u32::<B>(data_offset as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:343:13
[INFO] [stderr]     |
[INFO] [stderr] 343 |             try!(self.data.encode_offset_data::<_, B>(w));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:348:17
[INFO] [stderr]     |
[INFO] [stderr] 348 |                 try!(w.write_all(&mut &pbuf[..pad as usize]));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:17
[INFO] [stderr]     |
[INFO] [stderr] 429 |                 try!(rdr.seek(SeekFrom::Start(o as u64)));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:430:17
[INFO] [stderr]     |
[INFO] [stderr] 430 |                 try!(rdr.read_exact(&mut v));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:438:33
[INFO] [stderr]     |
[INFO] [stderr] 438 |                 let null_term = try!(d.iter().position(|&c| c == 0)
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:445:46
[INFO] [stderr]     |
[INFO] [stderr] 445 |                 for _ in 0..h.count { v.push(try!(c.read_u16::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:451:46
[INFO] [stderr]     |
[INFO] [stderr] 451 |                 for _ in 0..h.count { v.push(try!(c.read_u32::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:457:46
[INFO] [stderr]     |
[INFO] [stderr] 457 |                 for _ in 0..h.count { v.push(try!(c.read_u64::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:466:46
[INFO] [stderr]     |
[INFO] [stderr] 466 |                 for _ in 0..h.count { v.push(try!(c.read_u16::<B>()) as i16); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:46
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 for _ in 0..h.count { v.push(try!(c.read_u32::<B>()) as i32); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:478:46
[INFO] [stderr]     |
[INFO] [stderr] 478 |                 for _ in 0..h.count { v.push(try!(c.read_i64::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:484:46
[INFO] [stderr]     |
[INFO] [stderr] 484 |                 for _ in 0..h.count { v.push(try!(c.read_f32::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:490:46
[INFO] [stderr]     |
[INFO] [stderr] 490 |                 for _ in 0..h.count { v.push(try!(c.read_f64::<B>())); }
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:502:43
[INFO] [stderr]     |
[INFO] [stderr] 502 |             Byte(ref v) | Undef(ref v) => try!(w.write_all(v)),
[INFO] [stderr]     |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:504:17
[INFO] [stderr]     |
[INFO] [stderr] 504 |                 try!(w.write_all(v.as_bytes()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:505:17
[INFO] [stderr]     |
[INFO] [stderr] 505 |                 try!(w.write_all(b"\0"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:507:46
[INFO] [stderr]     |
[INFO] [stderr] 507 |             UShort(ref v) =>    for d in v { try!(w.write_u16::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:508:46
[INFO] [stderr]     |
[INFO] [stderr] 508 |             ULong(ref v) =>     for d in v { try!(w.write_u32::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:509:46
[INFO] [stderr]     |
[INFO] [stderr] 509 |             URational(ref v) => for d in v { try!(w.write_u64::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:513:17
[INFO] [stderr]     |
[INFO] [stderr] 513 |                 try!(w.write_all(&vb))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:515:46
[INFO] [stderr]     |
[INFO] [stderr] 515 |             SShort(ref v) =>    for d in v { try!(w.write_u16::<B>(*d as u16)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:516:46
[INFO] [stderr]     |
[INFO] [stderr] 516 |             SLong(ref v) =>     for d in v { try!(w.write_u32::<B>(*d as u32)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:517:46
[INFO] [stderr]     |
[INFO] [stderr] 517 |             SRational(ref v) => for d in v { try!(w.write_u64::<B>(*d as u64)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:518:46
[INFO] [stderr]     |
[INFO] [stderr] 518 |             Float32(ref v) =>   for d in v { try!(w.write_f32::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:519:46
[INFO] [stderr]     |
[INFO] [stderr] 519 |             Float64(ref v) =>   for d in v { try!(w.write_f64::<B>(*d)); },
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `"docker" "inspect" "7405a07ff3c4d0fa347b80f6e5d8156892916f244cc61120077c5e0d3154d301"`
[INFO] running `"docker" "rm" "-f" "7405a07ff3c4d0fa347b80f6e5d8156892916f244cc61120077c5e0d3154d301"`
[INFO] [stdout] 7405a07ff3c4d0fa347b80f6e5d8156892916f244cc61120077c5e0d3154d301
