[INFO] crate maddr 0.3.1 is already in cache
[INFO] checking maddr-0.3.1 against try#e4dba30b9b475d8750370c4dfb49b6541990904d for pr-71393
[INFO] extracting crate maddr 0.3.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate maddr 0.3.1 on toolchain e4dba30b9b475d8750370c4dfb49b6541990904d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate maddr 0.3.1
[INFO] finished tweaking crates.io crate maddr 0.3.1
[INFO] tweaked toml for crates.io crate maddr 0.3.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=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" "+e4dba30b9b475d8750370c4dfb49b6541990904d" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 68b8cefc312a71c4079e25cd3fc48a54f312773453a5238a866efeec62dbaee3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "68b8cefc312a71c4079e25cd3fc48a54f312773453a5238a866efeec62dbaee3"`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling cc v1.0.52
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling backtrace v0.2.3
[INFO] [stderr]     Checking varmint v0.1.3
[INFO] [stderr]     Checking smallvec v0.2.1
[INFO] [stderr]     Checking bs58 v0.2.5
[INFO] [stderr]    Compiling dbghelp-sys v0.2.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.37
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking error-chain v0.5.0
[INFO] [stderr]     Checking error-chain v0.11.0
[INFO] [stderr]     Checking mhash v0.3.0
[INFO] [stderr]     Checking maddr v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/display.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         try!(write!(f, "/{}", self.name()));
[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/display.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 |                 try!(write!(f, "/{}", addr));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |                 try!(write!(f, "/{}", addr));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 try!(write!(f, "/{}", port));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 try!(write!(f, "/{}", multihash));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             try!(write!(f, "{}", segment));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(f.write_str("MultiAddr(\""));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(fmt::Display::fmt(self, f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(f.write_str("\")"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(f.write_str("Segment(\""));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         try!(fmt::Display::fmt(self, f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(f.write_str("\")"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |             "ip4" => IP4(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:27:31
[INFO] [stderr]    |
[INFO] [stderr] 27 |             "ip4" => IP4(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:28:26
[INFO] [stderr]    |
[INFO] [stderr] 28 |             "ip6" => IP6(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |             "ip6" => IP6(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:29:26
[INFO] [stderr]    |
[INFO] [stderr] 29 |             "udp" => Udp(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |             "udp" => Udp(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |             "dccp" => Dccp(try!(try!(data()).parse())),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |             "dccp" => Dccp(try!(try!(data()).parse())),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |             "sctp" => Sctp(try!(try!(data()).parse())),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             "sctp" => Sctp(try!(try!(data()).parse())),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |             "tcp" => Tcp(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:32:31
[INFO] [stderr]    |
[INFO] [stderr] 32 |             "tcp" => Tcp(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 33 |             "ipfs" => Ipfs(try!(try!(data()).parse())),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:33:33
[INFO] [stderr]    |
[INFO] [stderr] 33 |             "ipfs" => Ipfs(try!(try!(data()).parse())),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:53:35
[INFO] [stderr]    |
[INFO] [stderr] 53 |         while let Some(segment) = try!(segment_from_strs(&mut strs)) {
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 47 |         if try!(self.read(&mut buffer)) == 0 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:56:22
[INFO] [stderr]    |
[INFO] [stderr] 56 |             4 => IP4(try!(self.read_ipv4addr())),
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |             6 => Tcp(try!(self.read_u16_be())),
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 |             17 => Udp(try!(self.read_u16_be())),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             33 => Dccp(try!(self.read_u16_be())),
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:60:23
[INFO] [stderr]    |
[INFO] [stderr] 60 |             41 => IP6(try!(self.read_ipv6addr())),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:61:25
[INFO] [stderr]    |
[INFO] [stderr] 61 |             132 => Sctp(try!(self.read_u16_be())),
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:65:30
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 let length = try!(self.read_u64_varint());
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let multihash = try!(hash_bytes.read_multihash());
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 try!(hash_bytes.check_empty());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |         if let Some(code) = try!(self.try_read_u64_varint()) {
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:81:21
[INFO] [stderr]    |
[INFO] [stderr] 81 |             Ok(Some(try!(self.read_segment(code))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/read.rs:124:35
[INFO] [stderr]     |
[INFO] [stderr] 124 |         while let Some(segment) = try!(self.try_read_segment()) {
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/read.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         try!(self.check_empty());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |         try!(self.write_all(&[val]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         try!(self.write_all(&[((val >> 8) & 0xFF) as u8, (val & 0xFF) as u8]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(self.write_all(&addr.octets()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(self.write_all(&addr.octets()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         try!(self.write_u64_varint(segment.code()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(self.write_ipv4addr(addr)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 try!(self.write_ipv6addr(addr)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 try!(self.write_u16_be(port)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(self.write_usize_varint(multihash.output_len()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 try!(self.write_multihash(multihash));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |             try!(self.write_segment(segment));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]  --> src/display.rs:7:9
[INFO] [stderr]   |
[INFO] [stderr] 7 |         try!(write!(f, "/{}", self.name()));
[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/display.rs:10:17
[INFO] [stderr]    |
[INFO] [stderr] 10 |                 try!(write!(f, "/{}", addr));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:13:17
[INFO] [stderr]    |
[INFO] [stderr] 13 |                 try!(write!(f, "/{}", addr));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:19:17
[INFO] [stderr]    |
[INFO] [stderr] 19 |                 try!(write!(f, "/{}", port));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:22:17
[INFO] [stderr]    |
[INFO] [stderr] 22 |                 try!(write!(f, "/{}", multihash));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:37:13
[INFO] [stderr]    |
[INFO] [stderr] 37 |             try!(write!(f, "{}", segment));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(f.write_str("MultiAddr(\""));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(fmt::Display::fmt(self, f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(f.write_str("\")"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:54:9
[INFO] [stderr]    |
[INFO] [stderr] 54 |         try!(f.write_str("Segment(\""));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:55:9
[INFO] [stderr]    |
[INFO] [stderr] 55 |         try!(fmt::Display::fmt(self, f));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parse.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         foreign_links {
[INFO] [stderr] 14 | |             MultiHash(mhash::error::parse::Error);
[INFO] [stderr] 15 | |             Num(num::ParseIntError);
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/display.rs:56:9
[INFO] [stderr]    |
[INFO] [stderr] 56 |         try!(f.write_str("\")"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:27:26
[INFO] [stderr]    |
[INFO] [stderr] 27 |             "ip4" => IP4(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:27:31
[INFO] [stderr]    |
[INFO] [stderr] 27 |             "ip4" => IP4(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:28:26
[INFO] [stderr]    |
[INFO] [stderr] 28 |             "ip6" => IP6(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:28:31
[INFO] [stderr]    |
[INFO] [stderr] 28 |             "ip6" => IP6(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:29:26
[INFO] [stderr]    |
[INFO] [stderr] 29 |             "udp" => Udp(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |             "udp" => Udp(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:30:28
[INFO] [stderr]    |
[INFO] [stderr] 30 |             "dccp" => Dccp(try!(try!(data()).parse())),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:30:33
[INFO] [stderr]    |
[INFO] [stderr] 30 |             "dccp" => Dccp(try!(try!(data()).parse())),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:31:28
[INFO] [stderr]    |
[INFO] [stderr] 31 |             "sctp" => Sctp(try!(try!(data()).parse())),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:31:33
[INFO] [stderr]    |
[INFO] [stderr] 31 |             "sctp" => Sctp(try!(try!(data()).parse())),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:32:26
[INFO] [stderr]    |
[INFO] [stderr] 32 |             "tcp" => Tcp(try!(try!(data()).parse())),
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:32:31
[INFO] [stderr]    |
[INFO] [stderr] 32 |             "tcp" => Tcp(try!(try!(data()).parse())),
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:33:28
[INFO] [stderr]    |
[INFO] [stderr] 33 |             "ipfs" => Ipfs(try!(try!(data()).parse())),
[INFO] [stderr]    |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:33:33
[INFO] [stderr]    |
[INFO] [stderr] 33 |             "ipfs" => Ipfs(try!(try!(data()).parse())),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:53:35
[INFO] [stderr]    |
[INFO] [stderr] 53 |         while let Some(segment) = try!(segment_from_strs(&mut strs)) {
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:23:9
[INFO] [stderr]    |
[INFO] [stderr] 23 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:29:9
[INFO] [stderr]    |
[INFO] [stderr] 29 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:41:9
[INFO] [stderr]    |
[INFO] [stderr] 41 |         try!(self.read_exact(&mut buffer));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:47:12
[INFO] [stderr]    |
[INFO] [stderr] 47 |         if try!(self.read(&mut buffer)) == 0 {
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:56:22
[INFO] [stderr]    |
[INFO] [stderr] 56 |             4 => IP4(try!(self.read_ipv4addr())),
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:57:22
[INFO] [stderr]    |
[INFO] [stderr] 57 |             6 => Tcp(try!(self.read_u16_be())),
[INFO] [stderr]    |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:58:23
[INFO] [stderr]    |
[INFO] [stderr] 58 |             17 => Udp(try!(self.read_u16_be())),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:59:24
[INFO] [stderr]    |
[INFO] [stderr] 59 |             33 => Dccp(try!(self.read_u16_be())),
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:60:23
[INFO] [stderr]    |
[INFO] [stderr] 60 |             41 => IP6(try!(self.read_ipv6addr())),
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:61:25
[INFO] [stderr]    |
[INFO] [stderr] 61 |             132 => Sctp(try!(self.read_u16_be())),
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:65:30
[INFO] [stderr]    |
[INFO] [stderr] 65 |                 let length = try!(self.read_u64_varint());
[INFO] [stderr]    |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                 let multihash = try!(hash_bytes.read_multihash());
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:68:17
[INFO] [stderr]    |
[INFO] [stderr] 68 |                 try!(hash_bytes.check_empty());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:80:29
[INFO] [stderr]    |
[INFO] [stderr] 80 |         if let Some(code) = try!(self.try_read_u64_varint()) {
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/read.rs:81:21
[INFO] [stderr]    |
[INFO] [stderr] 81 |             Ok(Some(try!(self.read_segment(code))))
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/read.rs:124:35
[INFO] [stderr]     |
[INFO] [stderr] 124 |         while let Some(segment) = try!(self.try_read_segment()) {
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/read.rs:127:9
[INFO] [stderr]     |
[INFO] [stderr] 127 |         try!(self.check_empty());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:20:9
[INFO] [stderr]    |
[INFO] [stderr] 20 |         try!(self.write_all(&[val]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         try!(self.write_all(&[((val >> 8) & 0xFF) as u8, (val & 0xFF) as u8]));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         try!(self.write_all(&addr.octets()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |         try!(self.write_all(&addr.octets()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:40:9
[INFO] [stderr]    |
[INFO] [stderr] 40 |         try!(self.write_u64_varint(segment.code()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(self.write_ipv4addr(addr)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:45:17
[INFO] [stderr]    |
[INFO] [stderr] 45 |                 try!(self.write_ipv6addr(addr)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:47:17
[INFO] [stderr]    |
[INFO] [stderr] 47 |                 try!(self.write_u16_be(port)),
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:49:17
[INFO] [stderr]    |
[INFO] [stderr] 49 |                 try!(self.write_usize_varint(multihash.output_len()));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:50:17
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 try!(self.write_multihash(multihash));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/write.rs:91:13
[INFO] [stderr]    |
[INFO] [stderr] 91 |             try!(self.write_segment(segment));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/parse.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         foreign_links {
[INFO] [stderr] 14 | |             MultiHash(mhash::error::parse::Error);
[INFO] [stderr] 15 | |             Num(num::ParseIntError);
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/parse.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         foreign_links {
[INFO] [stderr] 14 | |             MultiHash(mhash::error::parse::Error);
[INFO] [stderr] 15 | |             Num(num::ParseIntError);
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/parse.rs:12:5
[INFO] [stderr]    |
[INFO] [stderr] 12 | /     error_chain! {
[INFO] [stderr] 13 | |         foreign_links {
[INFO] [stderr] 14 | |             MultiHash(mhash::error::parse::Error);
[INFO] [stderr] 15 | |             Num(num::ParseIntError);
[INFO] [stderr] ...  |
[INFO] [stderr] 18 | |         }
[INFO] [stderr] 19 | |     }
[INFO] [stderr]    | |_____^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: 58 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 58 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.87s
[INFO] running `"docker" "inspect" "68b8cefc312a71c4079e25cd3fc48a54f312773453a5238a866efeec62dbaee3"`
[INFO] running `"docker" "rm" "-f" "68b8cefc312a71c4079e25cd3fc48a54f312773453a5238a866efeec62dbaee3"`
[INFO] [stdout] 68b8cefc312a71c4079e25cd3fc48a54f312773453a5238a866efeec62dbaee3