[INFO] fetching crate hematite-nbt 0.4.1...
[INFO] testing hematite-nbt-0.4.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate hematite-nbt 0.4.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate hematite-nbt 0.4.1 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate hematite-nbt 0.4.1
[INFO] finished tweaking crates.io crate hematite-nbt 0.4.1
[INFO] tweaked toml for crates.io crate hematite-nbt 0.4.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d443f8080538b0e8ea1c25c6a1178e316fb6be7d43f450fa1909188b2eb3c0b
[INFO] running `"docker" "start" "-a" "7d443f8080538b0e8ea1c25c6a1178e316fb6be7d43f450fa1909188b2eb3c0b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling hematite-nbt v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[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/raw.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(dst.write_i8(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         try!(dst.write_i32::<BigEndian>(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     try!(dst.write_u16::<BigEndian>(encoded.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let tag  = try!(src.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:116:24
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let name = try!(read_bare_string(src));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:173:18
[INFO] [stderr]     |
[INFO] [stderr] 173 |         buf.push(try!(src.read_i8()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:187:18
[INFO] [stderr]     |
[INFO] [stderr] 187 |         buf.push(try!(src.read_i32::<BigEndian>()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let len = try!(src.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |         match try!(src.read(&mut bytes[n_read..])) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (tag, title) = try!(raw::emit_next_header(src));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let content = try!(Value::from_reader(tag, src));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:79:24
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut data = try!(GzDecoder::new(src));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     try!(dst.write_u8(0)); // TAG_End
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     try!(dst.write_i32::<BigEndian>(0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(dst.write_u8(first_id));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     try!(dst.write_i32::<BigEndian>(vals.len() as i32));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         try!(nbt.to_writer(dst));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     try!(nbt.to_writer(dst));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let id = try!(src.read_u8());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:135:30
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     buf.push(try!(Value::from_reader(id, src)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:142:38
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     let (id, name) = try!(raw::emit_next_header(src));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:144:31
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     let tag = try!(Value::from_reader(id, src));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let gzip = try!(read::GzDecoder::new(src));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (tag, _) = try!(raw::emit_next_header(&mut self.reader));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let tag = try!(raw::read_bare_byte(&mut self.outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:173:19
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let tag = try!(raw::read_bare_byte(&mut outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:174:22
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:180:22
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:186:22
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |         let value = try!(seed.deserialize(&mut de));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:264:29
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let value = try!(raw::read_bare_byte(reader));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ser.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(raw::write_bare_byte(&mut self.writer, tag));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |             other => write!(f, "{}", other.description()),
[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:76:44
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::IoError(ref e)     => e.description(),
[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:158:57
[INFO] [stderr]     |
[INFO] [stderr] 158 |             other => io::Error::new(InvalidInput, other.description()),
[INFO] [stderr]     |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 44 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.48s
[INFO] running `"docker" "inspect" "7d443f8080538b0e8ea1c25c6a1178e316fb6be7d43f450fa1909188b2eb3c0b"`
[INFO] running `"docker" "rm" "-f" "7d443f8080538b0e8ea1c25c6a1178e316fb6be7d43f450fa1909188b2eb3c0b"`
[INFO] [stdout] 7d443f8080538b0e8ea1c25c6a1178e316fb6be7d43f450fa1909188b2eb3c0b
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81b55fea846fe6c5f38c5fd9fc3012258ce5db300e755df5c870d151edd60765
[INFO] running `"docker" "start" "-a" "81b55fea846fe6c5f38c5fd9fc3012258ce5db300e755df5c870d151edd60765"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[INFO] [stderr]    |     ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(dst.write_i8(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         try!(dst.write_i32::<BigEndian>(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     try!(dst.write_u16::<BigEndian>(encoded.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let tag  = try!(src.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:116:24
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let name = try!(read_bare_string(src));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:173:18
[INFO] [stderr]     |
[INFO] [stderr] 173 |         buf.push(try!(src.read_i8()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:187:18
[INFO] [stderr]     |
[INFO] [stderr] 187 |         buf.push(try!(src.read_i32::<BigEndian>()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let len = try!(src.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |         match try!(src.read(&mut bytes[n_read..])) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (tag, title) = try!(raw::emit_next_header(src));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let content = try!(Value::from_reader(tag, src));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:79:24
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut data = try!(GzDecoder::new(src));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     try!(dst.write_u8(0)); // TAG_End
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     try!(dst.write_i32::<BigEndian>(0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(dst.write_u8(first_id));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     try!(dst.write_i32::<BigEndian>(vals.len() as i32));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         try!(nbt.to_writer(dst));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     try!(nbt.to_writer(dst));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let id = try!(src.read_u8());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:135:30
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     buf.push(try!(Value::from_reader(id, src)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:142:38
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     let (id, name) = try!(raw::emit_next_header(src));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:144:31
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     let tag = try!(Value::from_reader(id, src));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let gzip = try!(read::GzDecoder::new(src));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (tag, _) = try!(raw::emit_next_header(&mut self.reader));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let tag = try!(raw::read_bare_byte(&mut self.outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:173:19
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let tag = try!(raw::read_bare_byte(&mut outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:174:22
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:180:22
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:186:22
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |         let value = try!(seed.deserialize(&mut de));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:264:29
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let value = try!(raw::read_bare_byte(reader));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ser.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(raw::write_bare_byte(&mut self.writer, tag));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |             other => write!(f, "{}", other.description()),
[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:76:44
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::IoError(ref e)     => e.description(),
[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:158:57
[INFO] [stderr]     |
[INFO] [stderr] 158 |             other => io::Error::new(InvalidInput, other.description()),
[INFO] [stderr]     |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 44 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling hematite-nbt v0.4.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[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/raw.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(dst.write_i8(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         try!(dst.write_i32::<BigEndian>(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     try!(dst.write_u16::<BigEndian>(encoded.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let tag  = try!(src.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:116:24
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let name = try!(read_bare_string(src));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:173:18
[INFO] [stderr]     |
[INFO] [stderr] 173 |         buf.push(try!(src.read_i8()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:187:18
[INFO] [stderr]     |
[INFO] [stderr] 187 |         buf.push(try!(src.read_i32::<BigEndian>()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let len = try!(src.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |         match try!(src.read(&mut bytes[n_read..])) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (tag, title) = try!(raw::emit_next_header(src));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let content = try!(Value::from_reader(tag, src));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:79:24
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut data = try!(GzDecoder::new(src));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     try!(dst.write_u8(0)); // TAG_End
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     try!(dst.write_i32::<BigEndian>(0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(dst.write_u8(first_id));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     try!(dst.write_i32::<BigEndian>(vals.len() as i32));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         try!(nbt.to_writer(dst));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     try!(nbt.to_writer(dst));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let id = try!(src.read_u8());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:135:30
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     buf.push(try!(Value::from_reader(id, src)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:142:38
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     let (id, name) = try!(raw::emit_next_header(src));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:144:31
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     let tag = try!(Value::from_reader(id, src));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let gzip = try!(read::GzDecoder::new(src));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (tag, _) = try!(raw::emit_next_header(&mut self.reader));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let tag = try!(raw::read_bare_byte(&mut self.outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:173:19
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let tag = try!(raw::read_bare_byte(&mut outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:174:22
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:180:22
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:186:22
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |         let value = try!(seed.deserialize(&mut de));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:264:29
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let value = try!(raw::read_bare_byte(reader));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ser.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(raw::write_bare_byte(&mut self.writer, tag));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |             other => write!(f, "{}", other.description()),
[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:76:44
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::IoError(ref e)     => e.description(),
[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:158:57
[INFO] [stderr]     |
[INFO] [stderr] 158 |             other => io::Error::new(InvalidInput, other.description()),
[INFO] [stderr]     |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 44 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 11.18s
[INFO] running `"docker" "inspect" "81b55fea846fe6c5f38c5fd9fc3012258ce5db300e755df5c870d151edd60765"`
[INFO] running `"docker" "rm" "-f" "81b55fea846fe6c5f38c5fd9fc3012258ce5db300e755df5c870d151edd60765"`
[INFO] [stdout] 81b55fea846fe6c5f38c5fd9fc3012258ce5db300e755df5c870d151edd60765
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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=warn" "-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" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ed666e17168bb1e4a50d68a8d623cfbcd83c8e682d6949fecc76232ffe525000
[INFO] running `"docker" "start" "-a" "ed666e17168bb1e4a50d68a8d623cfbcd83c8e682d6949fecc76232ffe525000"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[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/raw.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(dst.write_i8(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         try!(dst.write_i32::<BigEndian>(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     try!(dst.write_u16::<BigEndian>(encoded.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let tag  = try!(src.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:116:24
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let name = try!(read_bare_string(src));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:173:18
[INFO] [stderr]     |
[INFO] [stderr] 173 |         buf.push(try!(src.read_i8()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:187:18
[INFO] [stderr]     |
[INFO] [stderr] 187 |         buf.push(try!(src.read_i32::<BigEndian>()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let len = try!(src.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |         match try!(src.read(&mut bytes[n_read..])) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (tag, title) = try!(raw::emit_next_header(src));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let content = try!(Value::from_reader(tag, src));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:79:24
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut data = try!(GzDecoder::new(src));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     try!(dst.write_u8(0)); // TAG_End
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     try!(dst.write_i32::<BigEndian>(0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(dst.write_u8(first_id));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     try!(dst.write_i32::<BigEndian>(vals.len() as i32));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         try!(nbt.to_writer(dst));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     try!(nbt.to_writer(dst));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let id = try!(src.read_u8());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:135:30
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     buf.push(try!(Value::from_reader(id, src)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:142:38
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     let (id, name) = try!(raw::emit_next_header(src));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:144:31
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     let tag = try!(Value::from_reader(id, src));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let gzip = try!(read::GzDecoder::new(src));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (tag, _) = try!(raw::emit_next_header(&mut self.reader));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let tag = try!(raw::read_bare_byte(&mut self.outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:173:19
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let tag = try!(raw::read_bare_byte(&mut outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:174:22
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:180:22
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:186:22
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |         let value = try!(seed.deserialize(&mut de));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:264:29
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let value = try!(raw::read_bare_byte(reader));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ser.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(raw::write_bare_byte(&mut self.writer, tag));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |             other => write!(f, "{}", other.description()),
[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:76:44
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::IoError(ref e)     => e.description(),
[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:158:57
[INFO] [stderr]     |
[INFO] [stderr] 158 |             other => io::Error::new(InvalidInput, other.description()),
[INFO] [stderr]     |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 44 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:66:5
[INFO] [stderr]    |
[INFO] [stderr] 66 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[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/raw.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(dst.write_i8(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:77:5
[INFO] [stderr]    |
[INFO] [stderr] 77 |     try!(dst.write_i32::<BigEndian>(value.len() as i32));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/raw.rs:79:9
[INFO] [stderr]    |
[INFO] [stderr] 79 |         try!(dst.write_i32::<BigEndian>(v));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:100:5
[INFO] [stderr]     |
[INFO] [stderr] 100 |     try!(dst.write_u16::<BigEndian>(encoded.len() as u16));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:111:16
[INFO] [stderr]     |
[INFO] [stderr] 111 |     let tag  = try!(src.read_u8());
[INFO] [stderr]     |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:116:24
[INFO] [stderr]     |
[INFO] [stderr] 116 |             let name = try!(read_bare_string(src));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:169:15
[INFO] [stderr]     |
[INFO] [stderr] 169 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:173:18
[INFO] [stderr]     |
[INFO] [stderr] 173 |         buf.push(try!(src.read_i8()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:183:15
[INFO] [stderr]     |
[INFO] [stderr] 183 |     let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:187:18
[INFO] [stderr]     |
[INFO] [stderr] 187 |         buf.push(try!(src.read_i32::<BigEndian>()));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:208:15
[INFO] [stderr]     |
[INFO] [stderr] 208 |     let len = try!(src.read_u16::<BigEndian>()) as usize;
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/raw.rs:215:15
[INFO] [stderr]     |
[INFO] [stderr] 215 |         match try!(src.read(&mut bytes[n_read..])) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:59:28
[INFO] [stderr]    |
[INFO] [stderr] 59 |         let (tag, title) = try!(raw::emit_next_header(src));
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:66:23
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let content = try!(Value::from_reader(tag, src));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/blob.rs:79:24
[INFO] [stderr]    |
[INFO] [stderr] 79 |         let mut data = try!(GzDecoder::new(src));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:85:21
[INFO] [stderr]    |
[INFO] [stderr] 85 |                     try!(dst.write_u8(0)); // TAG_End
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:86:21
[INFO] [stderr]    |
[INFO] [stderr] 86 |                     try!(dst.write_i32::<BigEndian>(0));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:90:21
[INFO] [stderr]    |
[INFO] [stderr] 90 |                     try!(dst.write_u8(first_id));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:91:21
[INFO] [stderr]    |
[INFO] [stderr] 91 |                     try!(dst.write_i32::<BigEndian>(vals.len() as i32));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/value.rs:97:25
[INFO] [stderr]    |
[INFO] [stderr] 97 |                         try!(nbt.to_writer(dst));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:107:21
[INFO] [stderr]     |
[INFO] [stderr] 107 |                     try!(nbt.to_writer(dst));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:131:26
[INFO] [stderr]     |
[INFO] [stderr] 131 |                 let id = try!(src.read_u8());
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:132:27
[INFO] [stderr]     |
[INFO] [stderr] 132 |                 let len = try!(src.read_i32::<BigEndian>()) as usize;
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:135:30
[INFO] [stderr]     |
[INFO] [stderr] 135 |                     buf.push(try!(Value::from_reader(id, src)));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:142:38
[INFO] [stderr]     |
[INFO] [stderr] 142 |                     let (id, name) = try!(raw::emit_next_header(src));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/value.rs:144:31
[INFO] [stderr]     |
[INFO] [stderr] 144 |                     let tag = try!(Value::from_reader(id, src));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/de.rs:32:16
[INFO] [stderr]    |
[INFO] [stderr] 32 |     let gzip = try!(read::GzDecoder::new(src));
[INFO] [stderr]    |                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:102:24
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (tag, _) = try!(raw::emit_next_header(&mut self.reader));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:135:19
[INFO] [stderr]     |
[INFO] [stderr] 135 |         let tag = try!(raw::read_bare_byte(&mut self.outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:173:19
[INFO] [stderr]     |
[INFO] [stderr] 173 |         let tag = try!(raw::read_bare_byte(&mut outer.reader));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:174:22
[INFO] [stderr]     |
[INFO] [stderr] 174 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:180:22
[INFO] [stderr]     |
[INFO] [stderr] 180 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:186:22
[INFO] [stderr]     |
[INFO] [stderr] 186 |         let length = try!(raw::read_bare_int(&mut outer.reader));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:213:21
[INFO] [stderr]     |
[INFO] [stderr] 213 |         let value = try!(seed.deserialize(&mut de));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/de.rs:264:29
[INFO] [stderr]     |
[INFO] [stderr] 264 |                 let value = try!(raw::read_bare_byte(reader));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/ser.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(raw::write_bare_byte(&mut self.writer, tag));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:205:9
[INFO] [stderr]     |
[INFO] [stderr] 205 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:223:9
[INFO] [stderr]     |
[INFO] [stderr] 223 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/ser.rs:233:9
[INFO] [stderr]     |
[INFO] [stderr] 233 |         try!(self.write_header(0x0a, header));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:96:32
[INFO] [stderr]    |
[INFO] [stderr] 96 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[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:68:44
[INFO] [stderr]    |
[INFO] [stderr] 68 |             other => write!(f, "{}", other.description()),
[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:76:44
[INFO] [stderr]    |
[INFO] [stderr] 76 |             Error::IoError(ref e)     => e.description(),
[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:158:57
[INFO] [stderr]     |
[INFO] [stderr] 158 |             other => io::Error::new(InvalidInput, other.description()),
[INFO] [stderr]     |                                                         ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 44 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nbt-ccc5c49b114cb803
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test tests::nbt_nested_compound ... ok
[INFO] [stdout] test tests::nbt_nonempty ... ok
[INFO] [stdout] test tests::nbt_no_end_tag ... ok
[INFO] [stdout] test tests::nbt_arrays ... ok
[INFO] [stdout] test tests::nbt_no_root ... ok
[INFO] [stdout] test tests::nbt_nested_list ... ok
[INFO] [stdout] test tests::nbt_modified_utf8 ... ok
[INFO] [stdout] test tests::nbt_invalid_list ... ok
[INFO] [stdout] test tests::serde_blob ... ok
[INFO] [stdout] test tests::nbt_invalid_id ... ok
[INFO] [stdout] test tests::nbt_empty_list ... ok
[INFO] [stdout] test tests::nbt_empty_nbtfile ... ok
[INFO] [stdout] test tests::nbt_bigtest ... ok
[INFO] [stdout] test tests::nbt_bad_compression ... ok
[INFO] [stdout] test tests::nbt_compression ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/filetests-e40ea3021b38b9a3
[INFO] [stdout] running 8 tests
[INFO] [stdout] test deserialize_big1 ... ignored
[INFO] [stdout] test deserialize_complex_player ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_basics-814c35c6b82cfc3f
[INFO] [stdout] test deserialize_level ... ok
[INFO] [stdout] test deserialize_simple_player ... ok
[INFO] [stdout] test deserialize_small1 ... ok
[INFO] [stdout] test deserialize_small3 ... ok
[INFO] [stdout] test deserialize_small4 ... ok
[INFO] [stdout] test deserialize_small2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test deserialize_byte_array ... ok
[INFO] [stdout] test deserialize_long_array ... ok
[INFO] [stdout] test deserialize_empty_array ... ok
[INFO] [stdout] test roundtrip_basic_list ... ok
[INFO] [stdout] test roundtrip_empty_list ... ok
[INFO] [stdout] test roundtrip_nested ... ok
[INFO] [stdout] test roundtrip_hashmap ... ok
[INFO] [stdout] test roundtrip_nested_list ... ok
[INFO] [stdout] test roundtrip_some ... ok
[INFO] [stdout] test roundtrip_none ... ok
[INFO] [stdout] test roundtrip_nested_unit_struct ... ok
[INFO] [stdout] test roundtrip_primitives ... ok
[INFO] [stdout] test deserialize_int_array ... ok
[INFO] [stdout] test roundtrip_bool ... ok
[INFO] [stdout] test roundtrip_newtype_struct ... ok
[INFO] [stdout] test roundtrip_unit_struct ... ok
[INFO] [stdout] test deserialize_nested_array ... ok
[INFO] [stdout] test roundtrip_nested_newtype_struct ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/serde_errors-1846c6a134f0b718
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test no_root_compound ... ok
[INFO] [stdout] test incomplete_nbt ... ok
[INFO] [stdout] test non_boolean_byte ... ok
[INFO] [stdout] test unknown_tag ... ok
[INFO] [stdout] test deserialized_wrong_type ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests nbt
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/blob.rs - blob::Blob (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ed666e17168bb1e4a50d68a8d623cfbcd83c8e682d6949fecc76232ffe525000"`
[INFO] running `"docker" "rm" "-f" "ed666e17168bb1e4a50d68a8d623cfbcd83c8e682d6949fecc76232ffe525000"`
[INFO] [stdout] ed666e17168bb1e4a50d68a8d623cfbcd83c8e682d6949fecc76232ffe525000