[INFO] crate compress 0.1.2 is already in cache
[INFO] checking compress-0.1.2 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] extracting crate compress 0.1.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate compress 0.1.2 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate compress 0.1.2
[INFO] finished tweaking crates.io crate compress 0.1.2
[INFO] tweaked toml for crates.io crate compress 0.1.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7eda905057834ba2f6b8b514f85544a76db0e5485b87c2905ef858a91a1ac6ca
[INFO] running `"docker" "start" "-a" "7eda905057834ba2f6b8b514f85544a76db0e5485b87c2905ef858a91a1ac6ca"`
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking byteorder v0.4.2
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking num-complex v0.1.43
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking compress v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mtf.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(self.w.write_u8(rank));
[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/bwt/mod.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         try!(self.r.push_exactly(n as u64, &mut self.temp));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:384:22
[INFO] [stderr]     |
[INFO] [stderr] 384 |         let origin = try!(self.r.read_u32::<LittleEndian>()) as usize;
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:407:13
[INFO] [stderr]     |
[INFO] [stderr] 407 |             try!(self.read_header());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:415:34
[INFO] [stderr]     |
[INFO] [stderr] 415 |                 let keep_going = try!(self.decode_block());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:463:9
[INFO] [stderr]     |
[INFO] [stderr] 463 |         try!(self.w.write_u32::<LittleEndian>(n as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:472:17
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 try!(w.write_u8(ch));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:475:13
[INFO] [stderr]     |
[INFO] [stderr] 475 |             try!(w.write_u32::<LittleEndian>(iter.get_origin() as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:494:13
[INFO] [stderr]     |
[INFO] [stderr] 494 |             try!(self.w.write_u32::<LittleEndian>(self.block_size as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:503:17
[INFO] [stderr]     |
[INFO] [stderr] 503 |                 try!(self.encode_block());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             code |= try!(s.bits(1));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:197:12
[INFO] [stderr]     |
[INFO] [stderr] 197 |         if try!(self.bits(1)) == 1 { self.eof = true; }
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:198:15
[INFO] [stderr]     |
[INFO] [stderr] 198 |         match try!(self.bits(2)) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:237:19
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let len = try!(self.r.read_u16::<LittleEndian>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:238:20
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let nlen = try!(self.r.read_u16::<LittleEndian>());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         try!(self.r.push_exactly(len as u64, &mut self.block));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:251:24
[INFO] [stderr]     |
[INFO] [stderr] 251 |             let byte = try!(self.r.read_u8());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:286:23
[INFO] [stderr]     |
[INFO] [stderr] 286 |             let sym = try!(lens.decode(self));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:297:31
[INFO] [stderr]     |
[INFO] [stderr] 297 | ...                   try!(self.bits(EXTRABITS[n as usize] as usize));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:301:32
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     let dist = try!(dist.decode(self)) as usize;
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:303:32
[INFO] [stderr]     |
[INFO] [stderr] 303 | ...                   try!(self.bits(EXTRADBITS[dist] as usize));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:397:20
[INFO] [stderr]     |
[INFO] [stderr] 397 |         let hlit = try!(self.bits(5)) + 257; // number of length codes
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:398:21
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let hdist = try!(self.bits(5)) + 1;  // number of distance codes
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:399:21
[INFO] [stderr]     |
[INFO] [stderr] 399 |         let hclen = try!(self.bits(4)) + 4;  // number of code length codes
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:412:33
[INFO] [stderr]     |
[INFO] [stderr] 412 |             lengths[ORDER[i]] = try!(self.bits(3));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:414:20
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let tree = try!(HuffmanTree::construct(&lengths));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:421:26
[INFO] [stderr]     |
[INFO] [stderr] 421 |             let symbol = try!(tree.decode(self));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:430:34
[INFO] [stderr]     |
[INFO] [stderr] 430 |                     for _ in 0..(try!(self.bits(2)) + 3) {
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:436:30
[INFO] [stderr]     |
[INFO] [stderr] 436 |                 17 => { i += try!(self.bits(3)) + 3; }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:437:30
[INFO] [stderr]     |
[INFO] [stderr] 437 |                 18 => { i += try!(self.bits(7)) + 11; }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:445:23
[INFO] [stderr]     |
[INFO] [stderr] 445 |         let lencode = try!(HuffmanTree::construct(arr));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:447:24
[INFO] [stderr]     |
[INFO] [stderr] 447 |         let distcode = try!(HuffmanTree::construct(arr));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:471:13
[INFO] [stderr]     |
[INFO] [stderr] 471 |             try!(self.block());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:362:12
[INFO] [stderr]     |
[INFO] [stderr] 362 |         if try!(self.r.read_u32::<LittleEndian>()) != MAGIC {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:367:9
[INFO] [stderr]     |
[INFO] [stderr] 367 |         try!(self.r.read(&mut bits[..2]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:400:18
[INFO] [stderr]     |
[INFO] [stderr] 400 |             Some(try!(self.r.read_u64::<LittleEndian>()))
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:414:21
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let cksum = try!(self.r.read_u8());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:420:15
[INFO] [stderr]     |
[INFO] [stderr] 420 |         match try!(self.r.read_u32::<LittleEndian>()) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:429:17
[INFO] [stderr]     |
[INFO] [stderr] 429 |                 try!(self.r.push_exactly(amt as u64, &mut self.output));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:439:17
[INFO] [stderr]     |
[INFO] [stderr] 439 |                 try!(self.r.push_exactly(n as u64, &mut self.temp));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:457:25
[INFO] [stderr]     |
[INFO] [stderr] 457 |             let cksum = try!(self.r.read_u32::<LittleEndian>());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:471:13
[INFO] [stderr]     |
[INFO] [stderr] 471 |             try!(self.read_header());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:479:34
[INFO] [stderr]     |
[INFO] [stderr] 479 |                 let keep_going = try!(self.decode_block());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:530:13
[INFO] [stderr]     |
[INFO] [stderr] 530 |             try!(self.w.write_u32::<LittleEndian>(self.tmp.len() as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:531:13
[INFO] [stderr]     |
[INFO] [stderr] 531 |             try!(self.w.write(&self.tmp));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:533:13
[INFO] [stderr]     |
[INFO] [stderr] 533 |             try!(self.w.write_u32::<LittleEndian>((self.buf.len() as u32) | 0x80000000));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:534:13
[INFO] [stderr]     |
[INFO] [stderr] 534 |             try!(self.w.write(&self.buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:564:13
[INFO] [stderr]     |
[INFO] [stderr] 564 |             try!(self.w.write_u32::<LittleEndian>(MAGIC));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(self.w.write_u8(0b01_100000));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             try!(self.w.write_u8(0b0_101_0000));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:571:13
[INFO] [stderr]     |
[INFO] [stderr] 571 |             try!(self.w.write_u8(0));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:580:17
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 try!(self.encode_block());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(self.encode_block());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/zlib.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let cmf = try!(self.inner.r.read_u8());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/zlib.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let flg = try!(self.inner.r.read_u8());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/zlib.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             try!(self.validate_header());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/zlib.rs:108:29
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 let cksum = try!(self.inner.r.read_u32::<BigEndian>());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/entropy/ari/table.rs:214:13
[INFO] [stderr]     |
[INFO] [stderr] 214 |             try!(self.encoder.encode(value, &self.freq));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/entropy/ari/table.rs:262:25
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let value = try!(self.decoder.decode(&self.freq));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/entropy/ari/mod.rs:273:21
[INFO] [stderr]     |
[INFO] [stderr] 273 |             let b = try!(self.stream.read_u8());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rle.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             try!(self.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rle.rs:90:13
[INFO] [stderr]    |
[INFO] [stderr] 90 |             try!(self.process_byte(*byte));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rle.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |             try!(self.w.write(&[self.byte]));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |             try!(self.w.write(&buf[..(index + 1)]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |             try!(self.read_run());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:216:24
[INFO] [stderr]     |
[INFO] [stderr] 216 |             let byte = try!(result);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:232:21
[INFO] [stderr]     |
[INFO] [stderr] 232 |                     try!(run_builder.add_byte(byte));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:271:19
[INFO] [stderr]     |
[INFO] [stderr] 271 |             match try!(self.read_byte()) {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let n = try!(self.by_ref().take(bytes).read_to_end(buf)) as u64;
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/bwt/mtf.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 167 |         Ok((bytes_read))
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]   --> src/entropy/ari/apm.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | use self::num::traits::{Float, ToPrimitive};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mtf.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(self.w.write_u8(rank));
[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/bwt/mod.rs:382:9
[INFO] [stderr]     |
[INFO] [stderr] 382 |         try!(self.r.push_exactly(n as u64, &mut self.temp));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:384:22
[INFO] [stderr]     |
[INFO] [stderr] 384 |         let origin = try!(self.r.read_u32::<LittleEndian>()) as usize;
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:407:13
[INFO] [stderr]     |
[INFO] [stderr] 407 |             try!(self.read_header());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:415:34
[INFO] [stderr]     |
[INFO] [stderr] 415 |                 let keep_going = try!(self.decode_block());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:463:9
[INFO] [stderr]     |
[INFO] [stderr] 463 |         try!(self.w.write_u32::<LittleEndian>(n as u32));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:472:17
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 try!(w.write_u8(ch));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:475:13
[INFO] [stderr]     |
[INFO] [stderr] 475 |             try!(w.write_u32::<LittleEndian>(iter.get_origin() as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:494:13
[INFO] [stderr]     |
[INFO] [stderr] 494 |             try!(self.w.write_u32::<LittleEndian>(self.block_size as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/bwt/mod.rs:503:17
[INFO] [stderr]     |
[INFO] [stderr] 503 |                 try!(self.encode_block());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:134:21
[INFO] [stderr]     |
[INFO] [stderr] 134 |             code |= try!(s.bits(1));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:197:12
[INFO] [stderr]     |
[INFO] [stderr] 197 |         if try!(self.bits(1)) == 1 { self.eof = true; }
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:198:15
[INFO] [stderr]     |
[INFO] [stderr] 198 |         match try!(self.bits(2)) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:237:19
[INFO] [stderr]     |
[INFO] [stderr] 237 |         let len = try!(self.r.read_u16::<LittleEndian>());
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:238:20
[INFO] [stderr]     |
[INFO] [stderr] 238 |         let nlen = try!(self.r.read_u16::<LittleEndian>());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:240:9
[INFO] [stderr]     |
[INFO] [stderr] 240 |         try!(self.r.push_exactly(len as u64, &mut self.block));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:251:24
[INFO] [stderr]     |
[INFO] [stderr] 251 |             let byte = try!(self.r.read_u8());
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:286:23
[INFO] [stderr]     |
[INFO] [stderr] 286 |             let sym = try!(lens.decode(self));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:297:31
[INFO] [stderr]     |
[INFO] [stderr] 297 | ...                   try!(self.bits(EXTRABITS[n as usize] as usize));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:301:32
[INFO] [stderr]     |
[INFO] [stderr] 301 |                     let dist = try!(dist.decode(self)) as usize;
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:303:32
[INFO] [stderr]     |
[INFO] [stderr] 303 | ...                   try!(self.bits(EXTRADBITS[dist] as usize));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:397:20
[INFO] [stderr]     |
[INFO] [stderr] 397 |         let hlit = try!(self.bits(5)) + 257; // number of length codes
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:398:21
[INFO] [stderr]     |
[INFO] [stderr] 398 |         let hdist = try!(self.bits(5)) + 1;  // number of distance codes
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:399:21
[INFO] [stderr]     |
[INFO] [stderr] 399 |         let hclen = try!(self.bits(4)) + 4;  // number of code length codes
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:412:33
[INFO] [stderr]     |
[INFO] [stderr] 412 |             lengths[ORDER[i]] = try!(self.bits(3));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:414:20
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let tree = try!(HuffmanTree::construct(&lengths));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:421:26
[INFO] [stderr]     |
[INFO] [stderr] 421 |             let symbol = try!(tree.decode(self));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:430:34
[INFO] [stderr]     |
[INFO] [stderr] 430 |                     for _ in 0..(try!(self.bits(2)) + 3) {
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:436:30
[INFO] [stderr]     |
[INFO] [stderr] 436 |                 17 => { i += try!(self.bits(3)) + 3; }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:437:30
[INFO] [stderr]     |
[INFO] [stderr] 437 |                 18 => { i += try!(self.bits(7)) + 11; }
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:445:23
[INFO] [stderr]     |
[INFO] [stderr] 445 |         let lencode = try!(HuffmanTree::construct(arr));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:447:24
[INFO] [stderr]     |
[INFO] [stderr] 447 |         let distcode = try!(HuffmanTree::construct(arr));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/flate.rs:471:13
[INFO] [stderr]     |
[INFO] [stderr] 471 |             try!(self.block());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:362:12
[INFO] [stderr]     |
[INFO] [stderr] 362 |         if try!(self.r.read_u32::<LittleEndian>()) != MAGIC {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:367:9
[INFO] [stderr]     |
[INFO] [stderr] 367 |         try!(self.r.read(&mut bits[..2]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:400:18
[INFO] [stderr]     |
[INFO] [stderr] 400 |             Some(try!(self.r.read_u64::<LittleEndian>()))
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:414:21
[INFO] [stderr]     |
[INFO] [stderr] 414 |         let cksum = try!(self.r.read_u8());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:420:15
[INFO] [stderr]     |
[INFO] [stderr] 420 |         match try!(self.r.read_u32::<LittleEndian>()) {
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:429:17
[INFO] [stderr]     |
[INFO] [stderr] 429 |                 try!(self.r.push_exactly(amt as u64, &mut self.output));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:439:17
[INFO] [stderr]     |
[INFO] [stderr] 439 |                 try!(self.r.push_exactly(n as u64, &mut self.temp));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:457:25
[INFO] [stderr]     |
[INFO] [stderr] 457 |             let cksum = try!(self.r.read_u32::<LittleEndian>());
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:471:13
[INFO] [stderr]     |
[INFO] [stderr] 471 |             try!(self.read_header());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:479:34
[INFO] [stderr]     |
[INFO] [stderr] 479 |                 let keep_going = try!(self.decode_block());
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:530:13
[INFO] [stderr]     |
[INFO] [stderr] 530 |             try!(self.w.write_u32::<LittleEndian>(self.tmp.len() as u32));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:531:13
[INFO] [stderr]     |
[INFO] [stderr] 531 |             try!(self.w.write(&self.tmp));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:533:13
[INFO] [stderr]     |
[INFO] [stderr] 533 |             try!(self.w.write_u32::<LittleEndian>((self.buf.len() as u32) | 0x80000000));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:534:13
[INFO] [stderr]     |
[INFO] [stderr] 534 |             try!(self.w.write(&self.buf));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:564:13
[INFO] [stderr]     |
[INFO] [stderr] 564 |             try!(self.w.write_u32::<LittleEndian>(MAGIC));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:567:13
[INFO] [stderr]     |
[INFO] [stderr] 567 |             try!(self.w.write_u8(0b01_100000));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:569:13
[INFO] [stderr]     |
[INFO] [stderr] 569 |             try!(self.w.write_u8(0b0_101_0000));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:571:13
[INFO] [stderr]     |
[INFO] [stderr] 571 |             try!(self.w.write_u8(0));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:580:17
[INFO] [stderr]     |
[INFO] [stderr] 580 |                 try!(self.encode_block());
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lz4.rs:590:13
[INFO] [stderr]     |
[INFO] [stderr] 590 |             try!(self.encode_block());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/zlib.rs:55:19
[INFO] [stderr]    |
[INFO] [stderr] 55 |         let cmf = try!(self.inner.r.read_u8());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/zlib.rs:56:19
[INFO] [stderr]    |
[INFO] [stderr] 56 |         let flg = try!(self.inner.r.read_u8());
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/zlib.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             try!(self.validate_header());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/zlib.rs:108:29
[INFO] [stderr]     |
[INFO] [stderr] 108 |                 let cksum = try!(self.inner.r.read_u32::<BigEndian>());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/entropy/ari/table.rs:214:13
[INFO] [stderr]     |
[INFO] [stderr] 214 |             try!(self.encoder.encode(value, &self.freq));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/entropy/ari/table.rs:262:25
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let value = try!(self.decoder.decode(&self.freq));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/entropy/ari/mod.rs:273:21
[INFO] [stderr]     |
[INFO] [stderr] 273 |             let b = try!(self.stream.read_u8());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rle.rs:72:13
[INFO] [stderr]    |
[INFO] [stderr] 72 |             try!(self.flush());
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rle.rs:90:13
[INFO] [stderr]    |
[INFO] [stderr] 90 |             try!(self.process_byte(*byte));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/rle.rs:98:13
[INFO] [stderr]    |
[INFO] [stderr] 98 |             try!(self.w.write(&[self.byte]));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:118:13
[INFO] [stderr]     |
[INFO] [stderr] 118 |             try!(self.w.write(&buf[..(index + 1)]));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:196:13
[INFO] [stderr]     |
[INFO] [stderr] 196 |             try!(self.read_run());
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:216:24
[INFO] [stderr]     |
[INFO] [stderr] 216 |             let byte = try!(result);
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:232:21
[INFO] [stderr]     |
[INFO] [stderr] 232 |                     try!(run_builder.add_byte(byte));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/rle.rs:271:19
[INFO] [stderr]     |
[INFO] [stderr] 271 |             match try!(self.read_byte()) {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |         let n = try!(self.by_ref().take(bytes).read_to_end(buf)) as u64;
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]    --> src/bwt/mtf.rs:167:12
[INFO] [stderr]     |
[INFO] [stderr] 167 |         Ok((bytes_read))
[INFO] [stderr]     |            ^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 71 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:45
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut handlers: HashMap<&str, Box<FnMut(&str, &mut Config)>> =
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&str, &mut Config)`
[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/main.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |       encode: Box<FnMut(Box<Write + 'static>, &Config)
[INFO] [stderr]    |  _________________^
[INFO] [stderr] 61 | |                       -> Box<Write + 'static> + 'static>,
[INFO] [stderr]    | |_______________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 60 |     encode: Box<dyn FnMut(Box<Write + 'static>, &Config)
[INFO] [stderr] 61 |                       -> Box<Write + 'static> + 'static>,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |     encode: Box<FnMut(Box<Write + 'static>, &Config)
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:30
[INFO] [stderr]    |
[INFO] [stderr] 61 |                       -> Box<Write + 'static> + 'static>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |       decode: Box<FnMut(Box<Read + 'static>, &Config)
[INFO] [stderr]    |  _________________^
[INFO] [stderr] 63 | |                       -> Box<Read + 'static> + 'static>,
[INFO] [stderr]    | |______________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 |     decode: Box<dyn FnMut(Box<Read + 'static>, &Config)
[INFO] [stderr] 63 |                       -> Box<Read + 'static> + 'static>,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |     decode: Box<FnMut(Box<Read + 'static>, &Config)
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:63:30
[INFO] [stderr]    |
[INFO] [stderr] 63 |                       -> Box<Read + 'static> + 'static>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:78:55
[INFO] [stderr]    |
[INFO] [stderr] 78 |             Box::new(ari::ByteEncoder::new(w)) as Box<Write + 'static>
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:55
[INFO] [stderr]    |
[INFO] [stderr] 81 |             Box::new(ari::ByteDecoder::new(r)) as Box<Read + 'static>
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:87:65
[INFO] [stderr]    |
[INFO] [stderr] 87 |             Box::new(bwt::Encoder::new(w, c.block_size)) as Box<Write + 'static>
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:90:57
[INFO] [stderr]    |
[INFO] [stderr] 90 |             Box::new(bwt::Decoder::new(r, true)) as Box<Read + 'static>
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:96:56
[INFO] [stderr]    |
[INFO] [stderr] 96 |             Box::new(bwt::mtf::Encoder::new(w)) as Box<Write + 'static>
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:99:56
[INFO] [stderr]    |
[INFO] [stderr] 99 |             Box::new(bwt::mtf::Decoder::new(r)) as Box<Read + 'static>
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:115:51
[INFO] [stderr]     |
[INFO] [stderr] 115 |             Box::new(lz4::Encoder::new(w)) as Box<Write + 'static>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:118:51
[INFO] [stderr]     |
[INFO] [stderr] 118 |             Box::new(lz4::Decoder::new(r)) as Box<Read + 'static>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:145:27
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut rsum: Box<Read> = Box::new(input);
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut wsum: Box<Write> = Box::new(output);
[INFO] [stderr]     |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:37:45
[INFO] [stderr]    |
[INFO] [stderr] 37 |         let mut handlers: HashMap<&str, Box<FnMut(&str, &mut Config)>> =
[INFO] [stderr]    |                                             ^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn FnMut(&str, &mut Config)`
[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/main.rs:60:17
[INFO] [stderr]    |
[INFO] [stderr] 60 |       encode: Box<FnMut(Box<Write + 'static>, &Config)
[INFO] [stderr]    |  _________________^
[INFO] [stderr] 61 | |                       -> Box<Write + 'static> + 'static>,
[INFO] [stderr]    | |_______________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 60 |     encode: Box<dyn FnMut(Box<Write + 'static>, &Config)
[INFO] [stderr] 61 |                       -> Box<Write + 'static> + 'static>,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:60:27
[INFO] [stderr]    |
[INFO] [stderr] 60 |     encode: Box<FnMut(Box<Write + 'static>, &Config)
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:61:30
[INFO] [stderr]    |
[INFO] [stderr] 61 |                       -> Box<Write + 'static> + 'static>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:62:17
[INFO] [stderr]    |
[INFO] [stderr] 62 |       decode: Box<FnMut(Box<Read + 'static>, &Config)
[INFO] [stderr]    |  _________________^
[INFO] [stderr] 63 | |                       -> Box<Read + 'static> + 'static>,
[INFO] [stderr]    | |______________________________________________________^
[INFO] [stderr]    |
[INFO] [stderr] help: use `dyn`
[INFO] [stderr]    |
[INFO] [stderr] 62 |     decode: Box<dyn FnMut(Box<Read + 'static>, &Config)
[INFO] [stderr] 63 |                       -> Box<Read + 'static> + 'static>,
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:62:27
[INFO] [stderr]    |
[INFO] [stderr] 62 |     decode: Box<FnMut(Box<Read + 'static>, &Config)
[INFO] [stderr]    |                           ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:63:30
[INFO] [stderr]    |
[INFO] [stderr] 63 |                       -> Box<Read + 'static> + 'static>,
[INFO] [stderr]    |                              ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:78:55
[INFO] [stderr]    |
[INFO] [stderr] 78 |             Box::new(ari::ByteEncoder::new(w)) as Box<Write + 'static>
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:81:55
[INFO] [stderr]    |
[INFO] [stderr] 81 |             Box::new(ari::ByteDecoder::new(r)) as Box<Read + 'static>
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:87:65
[INFO] [stderr]    |
[INFO] [stderr] 87 |             Box::new(bwt::Encoder::new(w, c.block_size)) as Box<Write + 'static>
[INFO] [stderr]    |                                                                 ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:90:57
[INFO] [stderr]    |
[INFO] [stderr] 90 |             Box::new(bwt::Decoder::new(r, true)) as Box<Read + 'static>
[INFO] [stderr]    |                                                         ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:96:56
[INFO] [stderr]    |
[INFO] [stderr] 96 |             Box::new(bwt::mtf::Encoder::new(w)) as Box<Write + 'static>
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:99:56
[INFO] [stderr]    |
[INFO] [stderr] 99 |             Box::new(bwt::mtf::Decoder::new(r)) as Box<Read + 'static>
[INFO] [stderr]    |                                                        ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:115:51
[INFO] [stderr]     |
[INFO] [stderr] 115 |             Box::new(lz4::Encoder::new(w)) as Box<Write + 'static>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:118:51
[INFO] [stderr]     |
[INFO] [stderr] 118 |             Box::new(lz4::Decoder::new(r)) as Box<Read + 'static>
[INFO] [stderr]     |                                                   ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Read + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:145:27
[INFO] [stderr]     |
[INFO] [stderr] 145 |         let mut rsum: Box<Read> = Box::new(input);
[INFO] [stderr]     |                           ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:172:27
[INFO] [stderr]     |
[INFO] [stderr] 172 |         let mut wsum: Box<Write> = Box::new(output);
[INFO] [stderr]     |                           ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 17 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `Float`
[INFO] [stderr]   --> src/entropy/ari/apm.rs:18:25
[INFO] [stderr]    |
[INFO] [stderr] 18 | use self::num::traits::{Float, ToPrimitive};
[INFO] [stderr]    |                         ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 71 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.61s
[INFO] running `"docker" "inspect" "7eda905057834ba2f6b8b514f85544a76db0e5485b87c2905ef858a91a1ac6ca"`
[INFO] running `"docker" "rm" "-f" "7eda905057834ba2f6b8b514f85544a76db0e5485b87c2905ef858a91a1ac6ca"`
[INFO] [stdout] 7eda905057834ba2f6b8b514f85544a76db0e5485b87c2905ef858a91a1ac6ca