[INFO] crate nbt 0.1.2 is already in cache
[INFO] checking nbt-0.1.2 against master#bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc for pr-70917
[INFO] extracting crate nbt 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate nbt 0.1.2 on toolchain bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate nbt 0.1.2
[INFO] finished tweaking crates.io crate nbt 0.1.2
[INFO] tweaked toml for crates.io crate nbt 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+bf1f2eedda4fa02b7c9347dd849ed73ddd43dedc" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 595b91052135c34bc64f2c46f85d39fae22be523890caaf5872bd97069684c46
[INFO] running `"docker" "start" "-a" "595b91052135c34bc64f2c46f85d39fae22be523890caaf5872bd97069684c46"`
[INFO] [stderr]     Checking nbt v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     try!(reader.read(&mut raw_name_len));
[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/decode.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(reader.read(&mut *raw_name_dat));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     try!(reader.read(&mut *slice));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:47:43
[INFO] [stderr]    |
[INFO] [stderr] 47 |         TagType::Byte   => Ok(Tag::Byte(  try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:48:43
[INFO] [stderr]    |
[INFO] [stderr] 48 |         TagType::Short  => Ok(Tag::Short( try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:49:43
[INFO] [stderr]    |
[INFO] [stderr] 49 |         TagType::Int    => Ok(Tag::Int(   try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:50:43
[INFO] [stderr]    |
[INFO] [stderr] 50 |         TagType::Long   => Ok(Tag::Long(  try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:51:43
[INFO] [stderr]    |
[INFO] [stderr] 51 |         TagType::Float  => Ok(Tag::Float( try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:52:43
[INFO] [stderr]    |
[INFO] [stderr] 52 |         TagType::Double => Ok(Tag::Double(try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let len = try!(read_primitive::<_, i32>(reader));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |             try!(reader.read(bytes.as_mut_slice()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:63:43
[INFO] [stderr]    |
[INFO] [stderr] 63 |         TagType::String => Ok(Tag::String(try!(read_string(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |             let et = try!(read_primitive::<_, i8>(reader));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:68:23
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let len = try!(read_primitive::<_, i32>(reader));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:78:26
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 vec.push(try!(read_value(reader, tt.unwrap())));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:102:23
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let len = try!(read_primitive::<_, i32>(reader));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:106:27
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 ints.push(try!(read_primitive::<_, i32>(reader)));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(reader.read(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:123:20
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let name = try!(read_string(reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:124:17
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let v = try!(read_value(reader, t));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:151:55
[INFO] [stderr]     |
[INFO] [stderr] 151 |                 Compression::Uncompressed => Box::new(try!(File::open(file))),
[INFO] [stderr]     |                                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:153:30
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     Box::new(try!(GzDecoder::new(try!(File::open(file)))))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:153:50
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     Box::new(try!(GzDecoder::new(try!(File::open(file)))))
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Ok(try!(writer.write(&i.to_bytes()).map(|_| ())))
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     try!(write_primitive(writer, s.len() as i16));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Ok(try!(writer.write(s.as_bytes()).map(|_| ())))
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |         Tag::Byte(x)   => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Tag::Short(x)  => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |         Tag::Int(x)    => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:28:27
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Tag::Long(x)   => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |         Tag::Float(x)  => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:30:27
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Tag::Double(x) => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             try!(write_primitive(writer, x.len() as i32));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             try!(writer.write(&*x));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:37:31
[INFO] [stderr]    |
[INFO] [stderr] 37 |         Tag::String(ref x) => try!(write_string(writer, x)),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             try!(write_primitive(writer, x.element_type.to_binary() as i8));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |             try!(write_primitive(writer, x.elements.len() as i32));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(write_value(writer, i));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 try!(write_tag(writer, (nam, val)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             try!(write_primitive(writer, 0_i8));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             try!(write_primitive(writer, x.len() as i32));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 try!(write_primitive(writer, *i));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     try!(write_primitive(writer, tag.1.get_type().to_binary() as i8));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     try!(write_string(writer, tag.0));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     try!(write_value(writer, tag.1));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Ok(try!(writer.flush()))
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:97:30
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Box::new(try!(OpenOptions::new()
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/encode.rs:105:25
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         try!(OpenOptions::new()
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decode.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |     reader: Box<Read>
[INFO] [stderr]     |                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encode.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |     writer: Box<Write>
[INFO] [stderr]    |                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     try!(reader.read(&mut raw_name_len));
[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/decode.rs:21:9
[INFO] [stderr]    |
[INFO] [stderr] 21 |         try!(reader.read(&mut *raw_name_dat));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:33:5
[INFO] [stderr]    |
[INFO] [stderr] 33 |     try!(reader.read(&mut *slice));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:47:43
[INFO] [stderr]    |
[INFO] [stderr] 47 |         TagType::Byte   => Ok(Tag::Byte(  try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:48:43
[INFO] [stderr]    |
[INFO] [stderr] 48 |         TagType::Short  => Ok(Tag::Short( try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:49:43
[INFO] [stderr]    |
[INFO] [stderr] 49 |         TagType::Int    => Ok(Tag::Int(   try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:50:43
[INFO] [stderr]    |
[INFO] [stderr] 50 |         TagType::Long   => Ok(Tag::Long(  try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:51:43
[INFO] [stderr]    |
[INFO] [stderr] 51 |         TagType::Float  => Ok(Tag::Float( try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:52:43
[INFO] [stderr]    |
[INFO] [stderr] 52 |         TagType::Double => Ok(Tag::Double(try!(read_primitive(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:55:23
[INFO] [stderr]    |
[INFO] [stderr] 55 |             let len = try!(read_primitive::<_, i32>(reader));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:58:13
[INFO] [stderr]    |
[INFO] [stderr] 58 |             try!(reader.read(bytes.as_mut_slice()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:63:43
[INFO] [stderr]    |
[INFO] [stderr] 63 |         TagType::String => Ok(Tag::String(try!(read_string(reader)))),
[INFO] [stderr]    |                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:66:22
[INFO] [stderr]    |
[INFO] [stderr] 66 |             let et = try!(read_primitive::<_, i8>(reader));
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:68:23
[INFO] [stderr]    |
[INFO] [stderr] 68 |             let len = try!(read_primitive::<_, i32>(reader));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/decode.rs:78:26
[INFO] [stderr]    |
[INFO] [stderr] 78 |                 vec.push(try!(read_value(reader, tt.unwrap())));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:102:23
[INFO] [stderr]     |
[INFO] [stderr] 102 |             let len = try!(read_primitive::<_, i32>(reader));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:106:27
[INFO] [stderr]     |
[INFO] [stderr] 106 |                 ints.push(try!(read_primitive::<_, i32>(reader)));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:116:5
[INFO] [stderr]     |
[INFO] [stderr] 116 |     try!(reader.read(&mut header));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:123:20
[INFO] [stderr]     |
[INFO] [stderr] 123 |         let name = try!(read_string(reader));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:124:17
[INFO] [stderr]     |
[INFO] [stderr] 124 |         let v = try!(read_value(reader, t));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:151:55
[INFO] [stderr]     |
[INFO] [stderr] 151 |                 Compression::Uncompressed => Box::new(try!(File::open(file))),
[INFO] [stderr]     |                                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:153:30
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     Box::new(try!(GzDecoder::new(try!(File::open(file)))))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/decode.rs:153:50
[INFO] [stderr]     |
[INFO] [stderr] 153 |                     Box::new(try!(GzDecoder::new(try!(File::open(file)))))
[INFO] [stderr]     |                                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:13:8
[INFO] [stderr]    |
[INFO] [stderr] 13 |     Ok(try!(writer.write(&i.to_bytes()).map(|_| ())))
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:17:5
[INFO] [stderr]    |
[INFO] [stderr] 17 |     try!(write_primitive(writer, s.len() as i16));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:19:8
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Ok(try!(writer.write(s.as_bytes()).map(|_| ())))
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:25:27
[INFO] [stderr]    |
[INFO] [stderr] 25 |         Tag::Byte(x)   => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:26:27
[INFO] [stderr]    |
[INFO] [stderr] 26 |         Tag::Short(x)  => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:27:27
[INFO] [stderr]    |
[INFO] [stderr] 27 |         Tag::Int(x)    => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:28:27
[INFO] [stderr]    |
[INFO] [stderr] 28 |         Tag::Long(x)   => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:29:27
[INFO] [stderr]    |
[INFO] [stderr] 29 |         Tag::Float(x)  => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:30:27
[INFO] [stderr]    |
[INFO] [stderr] 30 |         Tag::Double(x) => try!(write_primitive(writer, x)),
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:33:13
[INFO] [stderr]    |
[INFO] [stderr] 33 |             try!(write_primitive(writer, x.len() as i32));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:34:13
[INFO] [stderr]    |
[INFO] [stderr] 34 |             try!(writer.write(&*x));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:37:31
[INFO] [stderr]    |
[INFO] [stderr] 37 |         Tag::String(ref x) => try!(write_string(writer, x)),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:39:13
[INFO] [stderr]    |
[INFO] [stderr] 39 |             try!(write_primitive(writer, x.element_type.to_binary() as i8));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:40:13
[INFO] [stderr]    |
[INFO] [stderr] 40 |             try!(write_primitive(writer, x.elements.len() as i32));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(write_value(writer, i));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 try!(write_tag(writer, (nam, val)));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:53:13
[INFO] [stderr]    |
[INFO] [stderr] 53 |             try!(write_primitive(writer, 0_i8));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:57:13
[INFO] [stderr]    |
[INFO] [stderr] 57 |             try!(write_primitive(writer, x.len() as i32));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |                 try!(write_primitive(writer, *i));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:69:5
[INFO] [stderr]    |
[INFO] [stderr] 69 |     try!(write_primitive(writer, tag.1.get_type().to_binary() as i8));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:70:5
[INFO] [stderr]    |
[INFO] [stderr] 70 |     try!(write_string(writer, tag.0));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:71:5
[INFO] [stderr]    |
[INFO] [stderr] 71 |     try!(write_value(writer, tag.1));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:73:8
[INFO] [stderr]    |
[INFO] [stderr] 73 |     Ok(try!(writer.flush()))
[INFO] [stderr]    |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/encode.rs:97:30
[INFO] [stderr]    |
[INFO] [stderr] 97 |                     Box::new(try!(OpenOptions::new()
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/encode.rs:105:25
[INFO] [stderr]     |
[INFO] [stderr] 105 |                         try!(OpenOptions::new()
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/decode.rs:136:17
[INFO] [stderr]     |
[INFO] [stderr] 136 |     reader: Box<Read>
[INFO] [stderr]     |                 ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/encode.rs:78:17
[INFO] [stderr]    |
[INFO] [stderr] 78 |     writer: Box<Write>
[INFO] [stderr]    |                 ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stderr]   --> src/traits.rs:84:31
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn from_nbt(val: &Tag) -> Option<Self>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^- help: consider further restricting `Self`: `where Self: std::marker::Sized`
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               doesn't have a size known at compile-time
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::marker::Sized` is not implemented for `Self`
[INFO] [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]    = note: required by `std::option::Option`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stderr]   --> src/lib.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn from_bytes(d: &[u8]) -> Option<Self>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^- help: consider further restricting `Self`: `where Self: std::marker::Sized`
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                doesn't have a size known at compile-time
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::marker::Sized` is not implemented for `Self`
[INFO] [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]    = note: required by `std::option::Option`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `nbt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stderr]   --> src/traits.rs:84:31
[INFO] [stderr]    |
[INFO] [stderr] 84 |     fn from_nbt(val: &Tag) -> Option<Self>;
[INFO] [stderr]    |                               ^^^^^^^^^^^^- help: consider further restricting `Self`: `where Self: std::marker::Sized`
[INFO] [stderr]    |                               |
[INFO] [stderr]    |                               doesn't have a size known at compile-time
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::marker::Sized` is not implemented for `Self`
[INFO] [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]    = note: required by `std::option::Option`
[INFO] [stderr] 
[INFO] [stderr] error[E0277]: the size for values of type `Self` cannot be known at compilation time
[INFO] [stderr]   --> src/lib.rs:79:32
[INFO] [stderr]    |
[INFO] [stderr] 79 |     fn from_bytes(d: &[u8]) -> Option<Self>;
[INFO] [stderr]    |                                ^^^^^^^^^^^^- help: consider further restricting `Self`: `where Self: std::marker::Sized`
[INFO] [stderr]    |                                |
[INFO] [stderr]    |                                doesn't have a size known at compile-time
[INFO] [stderr]    |
[INFO] [stderr]    = help: the trait `std::marker::Sized` is not implemented for `Self`
[INFO] [stderr]    = note: to learn more, visit <https://doc.rust-lang.org/book/ch19-04-advanced-types.html#dynamically-sized-types-and-the-sized-trait>
[INFO] [stderr]    = note: required by `std::option::Option`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0277`.
[INFO] [stderr] error: could not compile `nbt`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "595b91052135c34bc64f2c46f85d39fae22be523890caaf5872bd97069684c46"`
[INFO] running `"docker" "rm" "-f" "595b91052135c34bc64f2c46f85d39fae22be523890caaf5872bd97069684c46"`
[INFO] [stdout] 595b91052135c34bc64f2c46f85d39fae22be523890caaf5872bd97069684c46
