[INFO] crate claxon 0.4.2 is already in cache
[INFO] checking claxon-0.4.2 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate claxon 0.4.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate claxon 0.4.2 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate claxon 0.4.2
[INFO] finished tweaking crates.io crate claxon 0.4.2
[INFO] tweaked toml for crates.io crate claxon 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "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] 38a69985ca7854757b72669d1c0e54cae9cea08071c19c92537b96c8e10e740b
[INFO] running `"docker" "start" "-a" "38a69985ca7854757b72669d1c0e54cae9cea08071c19c92537b96c8e10e740b"`
[INFO] [stderr]     Checking same-file v0.1.3
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking claxon v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking bitreader v0.3.2
[INFO] [stderr]     Checking ogg v0.5.1
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 try!(formatter.write_str("Ill-formed FLAC stream: "));
[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/error.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 try!(formatter.write_str("A currently unsupported feature of the FLAC format \
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/frame.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let first = try!(input.read_u8());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/frame.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let byte = try!(input.read_u8());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:140:32
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let sync_res_block = match try!(crc_input.read_be_u16_or_eof()) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let bs_sr = try!(crc_input.read_u8());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:214:24
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let chan_bps_res = try!(crc_input.read_u8());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:247:26
[INFO] [stderr]     |
[INFO] [stderr] 247 |             let sample = try!(read_var_length_int(&mut crc_input));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:252:25
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let frame = try!(read_var_length_int(&mut crc_input));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:263:18
[INFO] [stderr]     |
[INFO] [stderr] 263 |         let bs = try!(crc_input.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:271:18
[INFO] [stderr]     |
[INFO] [stderr] 271 |         let bs = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:279:18
[INFO] [stderr]     |
[INFO] [stderr] 279 |         let sr = try!(crc_input.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:283:18
[INFO] [stderr]     |
[INFO] [stderr] 283 |         let sr = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:287:22
[INFO] [stderr]     |
[INFO] [stderr] 287 |         let sr_ten = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:293:24
[INFO] [stderr]     |
[INFO] [stderr] 293 |     let presumed_crc = try!(crc_input.read_u8());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:674:28
[INFO] [stderr]     |
[INFO] [stderr] 674 |         let header = match try!(read_frame_header_or_eof(&mut crc_input)) {
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:708:25
[INFO] [stderr]     |
[INFO] [stderr] 708 |                         try!(subframe::decode(&mut bitstream,
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:715:21
[INFO] [stderr]     |
[INFO] [stderr] 715 |                     try!(subframe::decode(&mut bitstream, bps, &mut buffer[..bs]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:716:21
[INFO] [stderr]     |
[INFO] [stderr] 716 |                     try!(subframe::decode(&mut bitstream,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:725:21
[INFO] [stderr]     |
[INFO] [stderr] 725 |                     try!(subframe::decode(&mut bitstream, bps + 1, &mut buffer[..bs]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:726:21
[INFO] [stderr]     |
[INFO] [stderr] 726 |                     try!(subframe::decode(&mut bitstream, bps, &mut buffer[bs..bs * 2]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:734:21
[INFO] [stderr]     |
[INFO] [stderr] 734 |                     try!(subframe::decode(&mut bitstream, bps, &mut buffer[..bs]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:735:21
[INFO] [stderr]     |
[INFO] [stderr] 735 |                     try!(subframe::decode(&mut bitstream,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:754:28
[INFO] [stderr]     |
[INFO] [stderr] 754 |         let presumed_crc = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:88:18
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let b0 = try!(self.read_u8()) as u16;
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:89:18
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let b1 = try!(self.read_u8()) as u16;
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:95:27
[INFO] [stderr]    |
[INFO] [stderr] 95 |         if let Some(b0) = try!(self.read_u8_or_eof()) {
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:96:31
[INFO] [stderr]    |
[INFO] [stderr] 96 |             if let Some(b1) = try!(self.read_u8_or_eof()) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:105:18
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let b0 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let b1 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:107:18
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let b2 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:113:18
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let b0 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:114:18
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let b1 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:115:18
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let b2 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:116:18
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let b3 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:122:18
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let b0 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:123:18
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let b1 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:124:18
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let b2 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:125:18
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let b3 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:137:30
[INFO] [stderr]     |
[INFO] [stderr] 137 |             self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:157:30
[INFO] [stderr]     |
[INFO] [stderr] 157 |             self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |         Ok(Some(try!(self.read_u8())))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:181:34
[INFO] [stderr]     |
[INFO] [stderr] 181 |                 self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:202:34
[INFO] [stderr]     |
[INFO] [stderr] 202 |                 self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:451:30
[INFO] [stderr]     |
[INFO] [stderr] 451 |             let fresh_byte = try!(self.reader.read_u8());
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:498:34
[INFO] [stderr]     |
[INFO] [stderr] 498 |                 let fresh_byte = try!(self.reader.read_u8());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:526:25
[INFO] [stderr]     |
[INFO] [stderr] 526 |             self.data = try!(self.reader.read_u8());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:573:26
[INFO] [stderr]     |
[INFO] [stderr] 573 |         let fresh_byte = try!(self.reader.read_u8()) as u32;
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:590:32
[INFO] [stderr]     |
[INFO] [stderr] 590 |             let fresher_byte = try!(self.reader.read_u8()) as u32;
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:614:26
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let result = try!(self.read_leq_u8(bits));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:618:23
[INFO] [stderr]     |
[INFO] [stderr] 618 |             let msb = try!(self.read_leq_u8(8)) as u16;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:619:23
[INFO] [stderr]     |
[INFO] [stderr] 619 |             let lsb = try!(self.read_leq_u8(bits - 8)) as u16;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:634:26
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let result = try!(self.read_leq_u16(bits));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:638:23
[INFO] [stderr]     |
[INFO] [stderr] 638 |             let msb = try!(self.read_leq_u16(16)) as u32;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:639:23
[INFO] [stderr]     |
[INFO] [stderr] 639 |             let lsb = try!(self.read_leq_u16(bits - 16)) as u32;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:210:16
[INFO] [stderr]     |
[INFO] [stderr] 210 |     let byte = try!(input.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:218:18
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let length = try!(input.read_be_u24());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:241:16
[INFO] [stderr]     |
[INFO] [stderr] 241 |   let header = try!(read_metadata_block_header(input));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:264:34
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let streaminfo = try!(read_streaminfo_block(input));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:271:13
[INFO] [stderr]     |
[INFO] [stderr] 271 |             try!(read_padding_block(input, length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:275:30
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let (id, data) = try!(read_application_block(input, length));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:283:13
[INFO] [stderr]     |
[INFO] [stderr] 283 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:287:34
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let vorbis_comment = try!(read_vorbis_comment_block(input, length));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:297:13
[INFO] [stderr]     |
[INFO] [stderr] 297 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:317:26
[INFO] [stderr]     |
[INFO] [stderr] 317 |     let min_block_size = try!(input.read_be_u16());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:318:26
[INFO] [stderr]     |
[INFO] [stderr] 318 |     let max_block_size = try!(input.read_be_u16());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:321:26
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let min_frame_size = try!(input.read_be_u24());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:322:26
[INFO] [stderr]     |
[INFO] [stderr] 322 |     let max_frame_size = try!(input.read_be_u24());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:325:27
[INFO] [stderr]     |
[INFO] [stderr] 325 |     let sample_rate_msb = try!(input.read_be_u16());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:326:27
[INFO] [stderr]     |
[INFO] [stderr] 326 |     let sample_rate_lsb = try!(input.read_u8());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:339:29
[INFO] [stderr]     |
[INFO] [stderr] 339 |     let bps_lsb_n_samples = try!(input.read_u8());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:346:25
[INFO] [stderr]     |
[INFO] [stderr] 346 |     let n_samples_lsb = try!(input.read_be_u32());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:351:5
[INFO] [stderr]     |
[INFO] [stderr] 351 |     try!(input.read_into(&mut md5sum));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:425:22
[INFO] [stderr]     |
[INFO] [stderr] 425 |     let vendor_len = try!(input.read_le_u32());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:433:5
[INFO] [stderr]     |
[INFO] [stderr] 433 |     try!(input.read_into(&mut vendor_bytes));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:434:18
[INFO] [stderr]     |
[INFO] [stderr] 434 |     let vendor = try!(String::from_utf8(vendor_bytes));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:440:24
[INFO] [stderr]     |
[INFO] [stderr] 440 |     let comments_len = try!(input.read_le_u32());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:451:27
[INFO] [stderr]     |
[INFO] [stderr] 451 |         let comment_len = try!(input.read_le_u32());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:461:9
[INFO] [stderr]     |
[INFO] [stderr] 461 |         try!(input.read_into(&mut comment_bytes));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:478:27
[INFO] [stderr]     |
[INFO] [stderr] 478 |             let comment = try!(String::from_utf8(comment_bytes));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:503:8
[INFO] [stderr]     |
[INFO] [stderr] 503 |     Ok(try!(input.skip(length)))
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:519:14
[INFO] [stderr]     |
[INFO] [stderr] 519 |     let id = try!(input.read_be_u32());
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:528:5
[INFO] [stderr]     |
[INFO] [stderr] 528 |     try!(input.read_into(&mut data));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:558:22
[INFO] [stderr]     |
[INFO] [stderr] 558 |         let header = try!(read_metadata_block_header(&mut self.input));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:559:21
[INFO] [stderr]     |
[INFO] [stderr] 559 |         let block = try!(read_metadata_block(&mut self.input, header.block_type, header.length));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 |     if try!(input.read_bit()) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let sf_type = match try!(input.read_leq_u8(6)) {
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:70:23
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let wastes_bits = try!(input.read_bit());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         1 + try!(input.read_unary())
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:196:18
[INFO] [stderr]     |
[INFO] [stderr] 196 |     let header = try!(read_subframe_header(input));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:207:35
[INFO] [stderr]     |
[INFO] [stderr] 207 |         SubframeType::Constant => try!(decode_constant(input, sf_bps, buffer)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:208:35
[INFO] [stderr]     |
[INFO] [stderr] 208 |         SubframeType::Verbatim => try!(decode_verbatim(input, sf_bps, buffer)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:209:37
[INFO] [stderr]     |
[INFO] [stderr] 209 |         SubframeType::Fixed(ord) => try!(decode_fixed(input, sf_bps, ord as u32, buffer)),
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:210:35
[INFO] [stderr]     |
[INFO] [stderr] 210 |         SubframeType::Lpc(ord) => try!(decode_lpc(input, sf_bps, ord as u32, buffer)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:241:32
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let partition_type = match try!(input.read_leq_u8(2)) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let order = try!(input.read_leq_u8(4));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:286:17
[INFO] [stderr]     |
[INFO] [stderr] 286 |                 try!(decode_rice_partition(input, slice));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:296:17
[INFO] [stderr]     |
[INFO] [stderr] 296 |                 try!(decode_rice2_partition(input, slice));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:314:22
[INFO] [stderr]     |
[INFO] [stderr] 314 |     let rice_param = try!(input.read_leq_u8(4)) as u32;
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:338:21
[INFO] [stderr]     |
[INFO] [stderr] 338 |             let q = try!(input.read_unary());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:339:21
[INFO] [stderr]     |
[INFO] [stderr] 339 |             let r = try!(input.read_leq_u8(rice_param)) as u32;
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:344:21
[INFO] [stderr]     |
[INFO] [stderr] 344 |             let q = try!(input.read_unary());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:345:21
[INFO] [stderr]     |
[INFO] [stderr] 345 |             let r = try!(input.read_gt_u8_leq_u16(rice_param));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:362:22
[INFO] [stderr]     |
[INFO] [stderr] 362 |     let rice_param = try!(input.read_leq_u8(5)) as u32;
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:371:17
[INFO] [stderr]     |
[INFO] [stderr] 371 |         let q = try!(input.read_unary());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:375:17
[INFO] [stderr]     |
[INFO] [stderr] 375 |         let r = try!(input.read_leq_u32(rice_param));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:386:22
[INFO] [stderr]     |
[INFO] [stderr] 386 |     let sample_u32 = try!(input.read_leq_u32(bps));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:411:30
[INFO] [stderr]     |
[INFO] [stderr] 411 |         *s = extend_sign_u32(try!(input.read_leq_u32(bps)), bps);
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:504:5
[INFO] [stderr]     |
[INFO] [stderr] 504 |     try!(decode_verbatim(input, bps, &mut buffer[..order as usize]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:509:5
[INFO] [stderr]     |
[INFO] [stderr] 509 |     try!(decode_residual(input,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:513:5
[INFO] [stderr]     |
[INFO] [stderr] 513 |     try!(predict_fixed(order, buffer));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:667:5
[INFO] [stderr]     |
[INFO] [stderr] 667 |     try!(decode_verbatim(input, bps, &mut buffer[..order as usize]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:670:25
[INFO] [stderr]     |
[INFO] [stderr] 670 |     let qlp_precision = try!(input.read_leq_u8(4)) as u32 + 1;
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:679:27
[INFO] [stderr]     |
[INFO] [stderr] 679 |     let qlp_shift_unsig = try!(input.read_leq_u16(5));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:699:26
[INFO] [stderr]     |
[INFO] [stderr] 699 |         let coef_unsig = try!(input.read_leq_u16(qlp_precision));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:706:5
[INFO] [stderr]     |
[INFO] [stderr] 706 |     try!(decode_residual(input,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:191:18
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let header = try!(input.read_be_u32());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         try!(read_stream_header(&mut buf_reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:240:36
[INFO] [stderr]     |
[INFO] [stderr] 240 |             let streaminfo_block = try!(metadata_iter.next().unwrap());
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:250:23
[INFO] [stderr]     |
[INFO] [stderr] 250 |                 match try!(block_result) {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:20
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let file = try!(fs::File::open(filename));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:20
[INFO] [stderr]     |
[INFO] [stderr] 441 |         let file = try!(fs::File::open(filename));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]    --> src/metadata.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |         use std::ascii::AsciiExt;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking walkdir v1.0.7
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 |             Error::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Checking mp4parse v0.8.0
[INFO] [stderr] warning: use of deprecated item 'std::mem::uninitialized': use `mem::MaybeUninit` instead
[INFO] [stderr]   --> benches/testsamples.rs:25:32
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let fake_reader = unsafe { std::mem::uninitialized() };
[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/error.rs:52:17
[INFO] [stderr]    |
[INFO] [stderr] 52 |                 try!(formatter.write_str("Ill-formed FLAC stream: "));
[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/error.rs:56:17
[INFO] [stderr]    |
[INFO] [stderr] 56 |                 try!(formatter.write_str("A currently unsupported feature of the FLAC format \
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/frame.rs:67:17
[INFO] [stderr]    |
[INFO] [stderr] 67 |     let first = try!(input.read_u8());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/frame.rs:94:20
[INFO] [stderr]    |
[INFO] [stderr] 94 |         let byte = try!(input.read_u8());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:140:32
[INFO] [stderr]     |
[INFO] [stderr] 140 |     let sync_res_block = match try!(crc_input.read_be_u16_or_eof()) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:168:17
[INFO] [stderr]     |
[INFO] [stderr] 168 |     let bs_sr = try!(crc_input.read_u8());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:214:24
[INFO] [stderr]     |
[INFO] [stderr] 214 |     let chan_bps_res = try!(crc_input.read_u8());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:247:26
[INFO] [stderr]     |
[INFO] [stderr] 247 |             let sample = try!(read_var_length_int(&mut crc_input));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:252:25
[INFO] [stderr]     |
[INFO] [stderr] 252 |             let frame = try!(read_var_length_int(&mut crc_input));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:263:18
[INFO] [stderr]     |
[INFO] [stderr] 263 |         let bs = try!(crc_input.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:271:18
[INFO] [stderr]     |
[INFO] [stderr] 271 |         let bs = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:279:18
[INFO] [stderr]     |
[INFO] [stderr] 279 |         let sr = try!(crc_input.read_u8());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:283:18
[INFO] [stderr]     |
[INFO] [stderr] 283 |         let sr = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:287:22
[INFO] [stderr]     |
[INFO] [stderr] 287 |         let sr_ten = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:293:24
[INFO] [stderr]     |
[INFO] [stderr] 293 |     let presumed_crc = try!(crc_input.read_u8());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:674:28
[INFO] [stderr]     |
[INFO] [stderr] 674 |         let header = match try!(read_frame_header_or_eof(&mut crc_input)) {
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:708:25
[INFO] [stderr]     |
[INFO] [stderr] 708 |                         try!(subframe::decode(&mut bitstream,
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:715:21
[INFO] [stderr]     |
[INFO] [stderr] 715 |                     try!(subframe::decode(&mut bitstream, bps, &mut buffer[..bs]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:716:21
[INFO] [stderr]     |
[INFO] [stderr] 716 |                     try!(subframe::decode(&mut bitstream,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:725:21
[INFO] [stderr]     |
[INFO] [stderr] 725 |                     try!(subframe::decode(&mut bitstream, bps + 1, &mut buffer[..bs]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:726:21
[INFO] [stderr]     |
[INFO] [stderr] 726 |                     try!(subframe::decode(&mut bitstream, bps, &mut buffer[bs..bs * 2]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:734:21
[INFO] [stderr]     |
[INFO] [stderr] 734 |                     try!(subframe::decode(&mut bitstream, bps, &mut buffer[..bs]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:735:21
[INFO] [stderr]     |
[INFO] [stderr] 735 |                     try!(subframe::decode(&mut bitstream,
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/frame.rs:754:28
[INFO] [stderr]     |
[INFO] [stderr] 754 |         let presumed_crc = try!(crc_input.read_be_u16());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:88:18
[INFO] [stderr]    |
[INFO] [stderr] 88 |         let b0 = try!(self.read_u8()) as u16;
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:89:18
[INFO] [stderr]    |
[INFO] [stderr] 89 |         let b1 = try!(self.read_u8()) as u16;
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:95:27
[INFO] [stderr]    |
[INFO] [stderr] 95 |         if let Some(b0) = try!(self.read_u8_or_eof()) {
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/input.rs:96:31
[INFO] [stderr]    |
[INFO] [stderr] 96 |             if let Some(b1) = try!(self.read_u8_or_eof()) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:105:18
[INFO] [stderr]     |
[INFO] [stderr] 105 |         let b0 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:106:18
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let b1 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:107:18
[INFO] [stderr]     |
[INFO] [stderr] 107 |         let b2 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:113:18
[INFO] [stderr]     |
[INFO] [stderr] 113 |         let b0 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:114:18
[INFO] [stderr]     |
[INFO] [stderr] 114 |         let b1 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:115:18
[INFO] [stderr]     |
[INFO] [stderr] 115 |         let b2 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:116:18
[INFO] [stderr]     |
[INFO] [stderr] 116 |         let b3 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:122:18
[INFO] [stderr]     |
[INFO] [stderr] 122 |         let b0 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:123:18
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let b1 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:124:18
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let b2 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:125:18
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let b3 = try!(self.read_u8()) as u32;
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:137:30
[INFO] [stderr]     |
[INFO] [stderr] 137 |             self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:157:30
[INFO] [stderr]     |
[INFO] [stderr] 157 |             self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:164:17
[INFO] [stderr]     |
[INFO] [stderr] 164 |         Ok(Some(try!(self.read_u8())))
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:181:34
[INFO] [stderr]     |
[INFO] [stderr] 181 |                 self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:202:34
[INFO] [stderr]     |
[INFO] [stderr] 202 |                 self.num_valid = try!(self.inner.read(&mut self.buf)) as u32;
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:451:30
[INFO] [stderr]     |
[INFO] [stderr] 451 |             let fresh_byte = try!(self.reader.read_u8());
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:498:34
[INFO] [stderr]     |
[INFO] [stderr] 498 |                 let fresh_byte = try!(self.reader.read_u8());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:526:25
[INFO] [stderr]     |
[INFO] [stderr] 526 |             self.data = try!(self.reader.read_u8());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:573:26
[INFO] [stderr]     |
[INFO] [stderr] 573 |         let fresh_byte = try!(self.reader.read_u8()) as u32;
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:590:32
[INFO] [stderr]     |
[INFO] [stderr] 590 |             let fresher_byte = try!(self.reader.read_u8()) as u32;
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:614:26
[INFO] [stderr]     |
[INFO] [stderr] 614 |             let result = try!(self.read_leq_u8(bits));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:618:23
[INFO] [stderr]     |
[INFO] [stderr] 618 |             let msb = try!(self.read_leq_u8(8)) as u16;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:619:23
[INFO] [stderr]     |
[INFO] [stderr] 619 |             let lsb = try!(self.read_leq_u8(bits - 8)) as u16;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:634:26
[INFO] [stderr]     |
[INFO] [stderr] 634 |             let result = try!(self.read_leq_u16(bits));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:638:23
[INFO] [stderr]     |
[INFO] [stderr] 638 |             let msb = try!(self.read_leq_u16(16)) as u32;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/input.rs:639:23
[INFO] [stderr]     |
[INFO] [stderr] 639 |             let lsb = try!(self.read_leq_u16(bits - 16)) as u32;
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:210:16
[INFO] [stderr]     |
[INFO] [stderr] 210 |     let byte = try!(input.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:218:18
[INFO] [stderr]     |
[INFO] [stderr] 218 |     let length = try!(input.read_be_u24());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:241:16
[INFO] [stderr]     |
[INFO] [stderr] 241 |   let header = try!(read_metadata_block_header(input));
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:264:34
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let streaminfo = try!(read_streaminfo_block(input));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:271:13
[INFO] [stderr]     |
[INFO] [stderr] 271 |             try!(read_padding_block(input, length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:275:30
[INFO] [stderr]     |
[INFO] [stderr] 275 |             let (id, data) = try!(read_application_block(input, length));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:283:13
[INFO] [stderr]     |
[INFO] [stderr] 283 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:287:34
[INFO] [stderr]     |
[INFO] [stderr] 287 |             let vorbis_comment = try!(read_vorbis_comment_block(input, length));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:297:13
[INFO] [stderr]     |
[INFO] [stderr] 297 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:310:13
[INFO] [stderr]     |
[INFO] [stderr] 310 |             try!(input.skip(length));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:317:26
[INFO] [stderr]     |
[INFO] [stderr] 317 |     let min_block_size = try!(input.read_be_u16());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:318:26
[INFO] [stderr]     |
[INFO] [stderr] 318 |     let max_block_size = try!(input.read_be_u16());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:321:26
[INFO] [stderr]     |
[INFO] [stderr] 321 |     let min_frame_size = try!(input.read_be_u24());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:322:26
[INFO] [stderr]     |
[INFO] [stderr] 322 |     let max_frame_size = try!(input.read_be_u24());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:325:27
[INFO] [stderr]     |
[INFO] [stderr] 325 |     let sample_rate_msb = try!(input.read_be_u16());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:326:27
[INFO] [stderr]     |
[INFO] [stderr] 326 |     let sample_rate_lsb = try!(input.read_u8());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:339:29
[INFO] [stderr]     |
[INFO] [stderr] 339 |     let bps_lsb_n_samples = try!(input.read_u8());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:346:25
[INFO] [stderr]     |
[INFO] [stderr] 346 |     let n_samples_lsb = try!(input.read_be_u32());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:351:5
[INFO] [stderr]     |
[INFO] [stderr] 351 |     try!(input.read_into(&mut md5sum));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:425:22
[INFO] [stderr]     |
[INFO] [stderr] 425 |     let vendor_len = try!(input.read_le_u32());
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:433:5
[INFO] [stderr]     |
[INFO] [stderr] 433 |     try!(input.read_into(&mut vendor_bytes));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:434:18
[INFO] [stderr]     |
[INFO] [stderr] 434 |     let vendor = try!(String::from_utf8(vendor_bytes));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:440:24
[INFO] [stderr]     |
[INFO] [stderr] 440 |     let comments_len = try!(input.read_le_u32());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:451:27
[INFO] [stderr]     |
[INFO] [stderr] 451 |         let comment_len = try!(input.read_le_u32());
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:461:9
[INFO] [stderr]     |
[INFO] [stderr] 461 |         try!(input.read_into(&mut comment_bytes));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:478:27
[INFO] [stderr]     |
[INFO] [stderr] 478 |             let comment = try!(String::from_utf8(comment_bytes));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:503:8
[INFO] [stderr]     |
[INFO] [stderr] 503 |     Ok(try!(input.skip(length)))
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:519:14
[INFO] [stderr]     |
[INFO] [stderr] 519 |     let id = try!(input.read_be_u32());
[INFO] [stderr]     |              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:528:5
[INFO] [stderr]     |
[INFO] [stderr] 528 |     try!(input.read_into(&mut data));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:558:22
[INFO] [stderr]     |
[INFO] [stderr] 558 |         let header = try!(read_metadata_block_header(&mut self.input));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/metadata.rs:559:21
[INFO] [stderr]     |
[INFO] [stderr] 559 |         let block = try!(read_metadata_block(&mut self.input, header.block_type, header.length));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:31:8
[INFO] [stderr]    |
[INFO] [stderr] 31 |     if try!(input.read_bit()) {
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:36:25
[INFO] [stderr]    |
[INFO] [stderr] 36 |     let sf_type = match try!(input.read_leq_u8(6)) {
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:70:23
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let wastes_bits = try!(input.read_bit());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/subframe.rs:76:13
[INFO] [stderr]    |
[INFO] [stderr] 76 |         1 + try!(input.read_unary())
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:196:18
[INFO] [stderr]     |
[INFO] [stderr] 196 |     let header = try!(read_subframe_header(input));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:207:35
[INFO] [stderr]     |
[INFO] [stderr] 207 |         SubframeType::Constant => try!(decode_constant(input, sf_bps, buffer)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:208:35
[INFO] [stderr]     |
[INFO] [stderr] 208 |         SubframeType::Verbatim => try!(decode_verbatim(input, sf_bps, buffer)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:209:37
[INFO] [stderr]     |
[INFO] [stderr] 209 |         SubframeType::Fixed(ord) => try!(decode_fixed(input, sf_bps, ord as u32, buffer)),
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:210:35
[INFO] [stderr]     |
[INFO] [stderr] 210 |         SubframeType::Lpc(ord) => try!(decode_lpc(input, sf_bps, ord as u32, buffer)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:241:32
[INFO] [stderr]     |
[INFO] [stderr] 241 |     let partition_type = match try!(input.read_leq_u8(2)) {
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:249:17
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let order = try!(input.read_leq_u8(4));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:286:17
[INFO] [stderr]     |
[INFO] [stderr] 286 |                 try!(decode_rice_partition(input, slice));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:296:17
[INFO] [stderr]     |
[INFO] [stderr] 296 |                 try!(decode_rice2_partition(input, slice));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:314:22
[INFO] [stderr]     |
[INFO] [stderr] 314 |     let rice_param = try!(input.read_leq_u8(4)) as u32;
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:338:21
[INFO] [stderr]     |
[INFO] [stderr] 338 |             let q = try!(input.read_unary());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:339:21
[INFO] [stderr]     |
[INFO] [stderr] 339 |             let r = try!(input.read_leq_u8(rice_param)) as u32;
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:344:21
[INFO] [stderr]     |
[INFO] [stderr] 344 |             let q = try!(input.read_unary());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:345:21
[INFO] [stderr]     |
[INFO] [stderr] 345 |             let r = try!(input.read_gt_u8_leq_u16(rice_param));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:362:22
[INFO] [stderr]     |
[INFO] [stderr] 362 |     let rice_param = try!(input.read_leq_u8(5)) as u32;
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:371:17
[INFO] [stderr]     |
[INFO] [stderr] 371 |         let q = try!(input.read_unary());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:375:17
[INFO] [stderr]     |
[INFO] [stderr] 375 |         let r = try!(input.read_leq_u32(rice_param));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:386:22
[INFO] [stderr]     |
[INFO] [stderr] 386 |     let sample_u32 = try!(input.read_leq_u32(bps));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:411:30
[INFO] [stderr]     |
[INFO] [stderr] 411 |         *s = extend_sign_u32(try!(input.read_leq_u32(bps)), bps);
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:504:5
[INFO] [stderr]     |
[INFO] [stderr] 504 |     try!(decode_verbatim(input, bps, &mut buffer[..order as usize]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:509:5
[INFO] [stderr]     |
[INFO] [stderr] 509 |     try!(decode_residual(input,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:513:5
[INFO] [stderr]     |
[INFO] [stderr] 513 |     try!(predict_fixed(order, buffer));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:667:5
[INFO] [stderr]     |
[INFO] [stderr] 667 |     try!(decode_verbatim(input, bps, &mut buffer[..order as usize]));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:670:25
[INFO] [stderr]     |
[INFO] [stderr] 670 |     let qlp_precision = try!(input.read_leq_u8(4)) as u32 + 1;
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:679:27
[INFO] [stderr]     |
[INFO] [stderr] 679 |     let qlp_shift_unsig = try!(input.read_leq_u16(5));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:699:26
[INFO] [stderr]     |
[INFO] [stderr] 699 |         let coef_unsig = try!(input.read_leq_u16(qlp_precision));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/subframe.rs:706:5
[INFO] [stderr]     |
[INFO] [stderr] 706 |     try!(decode_residual(input,
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:191:18
[INFO] [stderr]     |
[INFO] [stderr] 191 |     let header = try!(input.read_be_u32());
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:231:9
[INFO] [stderr]     |
[INFO] [stderr] 231 |         try!(read_stream_header(&mut buf_reader));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:240:36
[INFO] [stderr]     |
[INFO] [stderr] 240 |             let streaminfo_block = try!(metadata_iter.next().unwrap());
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:250:23
[INFO] [stderr]     |
[INFO] [stderr] 250 |                 match try!(block_result) {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:429:20
[INFO] [stderr]     |
[INFO] [stderr] 429 |         let file = try!(fs::File::open(filename));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:441:20
[INFO] [stderr]     |
[INFO] [stderr] 441 |         let file = try!(fs::File::open(filename));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:73:32
[INFO] [stderr]    |
[INFO] [stderr] 73 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::ascii::AsciiExt': use inherent methods instead
[INFO] [stderr]    --> src/metadata.rs:193:13
[INFO] [stderr]     |
[INFO] [stderr] 193 |         use std::ascii::AsciiExt;
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:67:44
[INFO] [stderr]    |
[INFO] [stderr] 67 |             Error::IoError(ref err) => err.description(),
[INFO] [stderr]    |                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.48s
[INFO] running `"docker" "inspect" "38a69985ca7854757b72669d1c0e54cae9cea08071c19c92537b96c8e10e740b"`
[INFO] running `"docker" "rm" "-f" "38a69985ca7854757b72669d1c0e54cae9cea08071c19c92537b96c8e10e740b"`
[INFO] [stdout] 38a69985ca7854757b72669d1c0e54cae9cea08071c19c92537b96c8e10e740b
