[INFO] fetching crate zfilexfer 0.0.2...
[INFO] checking zfilexfer-0.0.2 against master#2748a9fd93dd1a00a4521f4f16de5befbf77f6cd for pr-62262-1
[INFO] extracting crate zfilexfer 0.0.2 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate zfilexfer 0.0.2 on toolchain 2748a9fd93dd1a00a4521f4f16de5befbf77f6cd
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate zfilexfer 0.0.2
[INFO] finished tweaking crates.io crate zfilexfer 0.0.2
[INFO] tweaked toml for crates.io crate zfilexfer 0.0.2 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/workspace/cargo-home/bin/cargo" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "+2748a9fd93dd1a00a4521f4f16de5befbf77f6cd" "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] d8a610503e4e8a0433dc7913713d87c529b92c92a18fe485571072b83f9845a3
[INFO] running `"docker" "start" "-a" "d8a610503e4e8a0433dc7913713d87c529b92c92a18fe485571072b83f9845a3"`
[INFO] [stderr]     Checking czmq-sys v0.1.0
[INFO] [stderr]    Compiling zmq-sys v0.8.3
[INFO] [stderr]    Compiling zmq v0.8.3
[INFO] [stderr]     Checking czmq v0.1.0
[INFO] [stderr]     Checking zdaemon v0.0.2
[INFO] [stderr]     Checking zfilexfer v0.0.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/arbitrator.rs:42:39
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let (comm_front, comm_back) = try!(ZSys::create_pipe());
[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/arbitrator.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let timer = try!(Timer::new(comm_back, lock.clone()));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/arbitrator.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         try!(self.request());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/arbitrator.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         try!(self.request());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 try!(msg.addbytes(&chunk.router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 try!(msg.addstr("CHUNK"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:111:17
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 try!(msg.addstr(&chunk.index.to_string()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:112:17
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 try!(msg.send(&mut self.router));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:132:19
[INFO] [stderr]     |
[INFO] [stderr] 132 |             sink: try!(ZSock::new_push(">inproc://zfilexfer_sink")),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         try!(fh.seek(SeekFrom::Start(start)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         try!(fh.read_exact(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(msg.addstr("CHUNK"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(msg.addstr(&self.index.to_string()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(msg.addbytes(&buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         try!(msg.send(sock));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let sock = try!(ZSock::new_push(">inproc://zfilexfer_sink"));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             try!(fh.seek(SeekFrom::Start((self.index * chunk_size) as u64)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             try!(fh.write_all(&data));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(msg.addbytes(router_id));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(msg.addstr(&self.index.to_string()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(msg.addstr(if result.is_ok() { "1" } else { "0" }));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         try!(msg.send(&mut sock));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(fh.seek(SeekFrom::Start(0)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |         while try!(fh.read(&mut buf)) > 0 {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:72:18
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let fh = try!(fs::File::open(&path));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let meta = try!(fh.metadata());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let crc = try!(Self::calc_crc(fh.borrow_mut()));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         try!(create_dir_all(path.as_ref().parent().unwrap()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:125:18
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let fh = try!(fs::OpenOptions::new().create(true).read(true).write(true).open(&upload_path));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |         try!(fh.set_len(size as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:150:13
[INFO] [stderr]     |
[INFO] [stderr] 150 |             try!(arbitrator.queue(&chunk, router_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:158:23
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let options = try!(FileOptions::decode(options));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |         try!(msg.addstr("NEW"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         try!(msg.addstr(remote_path.as_ref().to_str().unwrap()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:177:20
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let meta = try!(self.fh.borrow().metadata());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         try!(msg.addstr(&meta.len().to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         try!(msg.addstr(&self.crc.to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         try!(msg.addstr(&self.chunk_size.to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         try!(msg.addstr(&try!(self.options.encode())));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:181:26
[INFO] [stderr]     |
[INFO] [stderr] 181 |         try!(msg.addstr(&try!(self.options.encode())));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |         try!(msg.send(sock));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:185:23
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let msg = try!(ZMsg::recv(sock));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:187:19
[INFO] [stderr]     |
[INFO] [stderr] 187 |             match try!(msg.popstr().unwrap().or(Err(Error::InvalidReply))).as_ref() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:193:40
[INFO] [stderr]     |
[INFO] [stderr] 193 |                         Some(chunk) => try!(chunk.send(sock, self.chunk_size, self.size)),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:203:21
[INFO] [stderr]     |
[INFO] [stderr] 203 |         let chunk = try!(self.chunks.get_mut(&index).ok_or(Error::ChunkIndex));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |         try!(chunk.recv(router_id, chunk_data, self.chunk_size));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:212:29
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 let chunk = try!(self.chunks.get_mut(&index).ok_or(Error::ChunkIndex));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:213:17
[INFO] [stderr]     |
[INFO] [stderr] 213 |                 try!(arbitrator.release(chunk, router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:217:25
[INFO] [stderr]     |
[INFO] [stderr] 217 |             let chunk = try!(self.chunks.get(&index).ok_or(Error::ChunkIndex));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |             try!(arbitrator.queue(chunk, router_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:234:24
[INFO] [stderr]     |
[INFO] [stderr] 234 |         if self.crc != try!(Self::calc_crc(self.fh.borrow_mut())) {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:247:13
[INFO] [stderr]     |
[INFO] [stderr] 247 |             try!(rename(path, backup_path));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 |         try!(rename(upload_path, path));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:286:23
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let options = try!(json::decode(encoded));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:291:12
[INFO] [stderr]     |
[INFO] [stderr] 291 |         Ok(try!(json::encode(&self)))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let (s_sock, a_sock) = try!(ZSys::create_pipe());
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let arbitrator = try!(Arbitrator::new(a_sock, upload_slots));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:34:19
[INFO] [stderr]    |
[INFO] [stderr] 34 |             sink: try!(ZSock::new_pull("inproc://zfilexfer_sink")),
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:42:19
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let msg = try!(ZMsg::new_err(&err.into()));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         try!(msg.pushbytes(router_id));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(msg.send(&mut self.router));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:57:31
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let router_id = match try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:57:36
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let router_id = match try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |             if let Ok(action) = try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:63:38
[INFO] [stderr]    |
[INFO] [stderr] 63 |             if let Ok(action) = try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |                         let msg = try!(ZMsg::expect_recv(sock, 5, Some(5), false));
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:114:35
[INFO] [stderr]     |
[INFO] [stderr] 114 |                         let msg = try!(ZMsg::expect_recv(sock, 2, Some(2), false));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:124:37
[INFO] [stderr]     |
[INFO] [stderr] 124 |                         let chunk = try!(msg.popbytes()).unwrap();
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:139:23
[INFO] [stderr]     |
[INFO] [stderr] 139 |             let msg = try!(ZMsg::expect_recv(sock, 2, Some(2), false));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 try!(ZMsg::new_err(&Error::FileFail.into()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:154:17
[INFO] [stderr]     |
[INFO] [stderr] 154 |                 try!(msg.pushbytes(&router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 try!(msg.send(&mut self.router));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:159:30
[INFO] [stderr]     |
[INFO] [stderr] 159 |                     Ok(_) => try!(ZMsg::new_ok()),
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:160:31
[INFO] [stderr]     |
[INFO] [stderr] 160 |                     Err(e) => try!(ZMsg::new_err(&e.into())),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |                 try!(msg.pushbytes(&router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(msg.send(&mut self.router));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:168:23
[INFO] [stderr]     |
[INFO] [stderr] 168 |             let msg = try!(ZMsg::recv(sock));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:169:13
[INFO] [stderr]     |
[INFO] [stderr] 169 |             try!(msg.pushbytes(&router_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |             try!(msg.send(&mut self.router));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/arbitrator.rs:42:39
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let (comm_front, comm_back) = try!(ZSys::create_pipe());
[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/arbitrator.rs:49:21
[INFO] [stderr]    |
[INFO] [stderr] 49 |         let timer = try!(Timer::new(comm_back, lock.clone()));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/arbitrator.rs:67:9
[INFO] [stderr]    |
[INFO] [stderr] 67 |         try!(self.request());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/arbitrator.rs:95:9
[INFO] [stderr]    |
[INFO] [stderr] 95 |         try!(self.request());
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:109:17
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 try!(msg.addbytes(&chunk.router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:110:17
[INFO] [stderr]     |
[INFO] [stderr] 110 |                 try!(msg.addstr("CHUNK"));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:111:17
[INFO] [stderr]     |
[INFO] [stderr] 111 |                 try!(msg.addstr(&chunk.index.to_string()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:112:17
[INFO] [stderr]     |
[INFO] [stderr] 112 |                 try!(msg.send(&mut self.router));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/arbitrator.rs:132:19
[INFO] [stderr]     |
[INFO] [stderr] 132 |             sink: try!(ZSock::new_push(">inproc://zfilexfer_sink")),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:38:9
[INFO] [stderr]    |
[INFO] [stderr] 38 |         try!(fh.seek(SeekFrom::Start(start)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:42:9
[INFO] [stderr]    |
[INFO] [stderr] 42 |         try!(fh.read_exact(&mut buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:45:9
[INFO] [stderr]    |
[INFO] [stderr] 45 |         try!(msg.addstr("CHUNK"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 46 |         try!(msg.addstr(&self.index.to_string()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:47:9
[INFO] [stderr]    |
[INFO] [stderr] 47 |         try!(msg.addbytes(&buf));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:48:9
[INFO] [stderr]    |
[INFO] [stderr] 48 |         try!(msg.send(sock));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:53:20
[INFO] [stderr]    |
[INFO] [stderr] 53 |         let sock = try!(ZSock::new_push(">inproc://zfilexfer_sink"));
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:62:13
[INFO] [stderr]    |
[INFO] [stderr] 62 |             try!(fh.seek(SeekFrom::Start((self.index * chunk_size) as u64)));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:63:13
[INFO] [stderr]    |
[INFO] [stderr] 63 |             try!(fh.write_all(&data));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:68:9
[INFO] [stderr]    |
[INFO] [stderr] 68 |         try!(msg.addbytes(router_id));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         try!(msg.addstr(&self.index.to_string()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:70:9
[INFO] [stderr]    |
[INFO] [stderr] 70 |         try!(msg.addstr(if result.is_ok() { "1" } else { "0" }));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/chunk.rs:71:9
[INFO] [stderr]    |
[INFO] [stderr] 71 |         try!(msg.send(&mut sock));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:57:9
[INFO] [stderr]    |
[INFO] [stderr] 57 |         try!(fh.seek(SeekFrom::Start(0)));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:58:15
[INFO] [stderr]    |
[INFO] [stderr] 58 |         while try!(fh.read(&mut buf)) > 0 {
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:72:18
[INFO] [stderr]    |
[INFO] [stderr] 72 |         let fh = try!(fs::File::open(&path));
[INFO] [stderr]    |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:78:20
[INFO] [stderr]    |
[INFO] [stderr] 78 |         let meta = try!(fh.metadata());
[INFO] [stderr]    |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/file.rs:80:19
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let crc = try!(Self::calc_crc(fh.borrow_mut()));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:124:9
[INFO] [stderr]     |
[INFO] [stderr] 124 |         try!(create_dir_all(path.as_ref().parent().unwrap()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:125:18
[INFO] [stderr]     |
[INFO] [stderr] 125 |         let fh = try!(fs::OpenOptions::new().create(true).read(true).write(true).open(&upload_path));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:126:9
[INFO] [stderr]     |
[INFO] [stderr] 126 |         try!(fh.set_len(size as u64));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:150:13
[INFO] [stderr]     |
[INFO] [stderr] 150 |             try!(arbitrator.queue(&chunk, router_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:158:23
[INFO] [stderr]     |
[INFO] [stderr] 158 |         let options = try!(FileOptions::decode(options));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:175:9
[INFO] [stderr]     |
[INFO] [stderr] 175 |         try!(msg.addstr("NEW"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:176:9
[INFO] [stderr]     |
[INFO] [stderr] 176 |         try!(msg.addstr(remote_path.as_ref().to_str().unwrap()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:177:20
[INFO] [stderr]     |
[INFO] [stderr] 177 |         let meta = try!(self.fh.borrow().metadata());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:178:9
[INFO] [stderr]     |
[INFO] [stderr] 178 |         try!(msg.addstr(&meta.len().to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:179:9
[INFO] [stderr]     |
[INFO] [stderr] 179 |         try!(msg.addstr(&self.crc.to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         try!(msg.addstr(&self.chunk_size.to_string()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:181:9
[INFO] [stderr]     |
[INFO] [stderr] 181 |         try!(msg.addstr(&try!(self.options.encode())));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:181:26
[INFO] [stderr]     |
[INFO] [stderr] 181 |         try!(msg.addstr(&try!(self.options.encode())));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:182:9
[INFO] [stderr]     |
[INFO] [stderr] 182 |         try!(msg.send(sock));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:185:23
[INFO] [stderr]     |
[INFO] [stderr] 185 |             let msg = try!(ZMsg::recv(sock));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:187:19
[INFO] [stderr]     |
[INFO] [stderr] 187 |             match try!(msg.popstr().unwrap().or(Err(Error::InvalidReply))).as_ref() {
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:193:40
[INFO] [stderr]     |
[INFO] [stderr] 193 |                         Some(chunk) => try!(chunk.send(sock, self.chunk_size, self.size)),
[INFO] [stderr]     |                                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:203:21
[INFO] [stderr]     |
[INFO] [stderr] 203 |         let chunk = try!(self.chunks.get_mut(&index).ok_or(Error::ChunkIndex));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:204:9
[INFO] [stderr]     |
[INFO] [stderr] 204 |         try!(chunk.recv(router_id, chunk_data, self.chunk_size));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:212:29
[INFO] [stderr]     |
[INFO] [stderr] 212 |                 let chunk = try!(self.chunks.get_mut(&index).ok_or(Error::ChunkIndex));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:213:17
[INFO] [stderr]     |
[INFO] [stderr] 213 |                 try!(arbitrator.release(chunk, router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:217:25
[INFO] [stderr]     |
[INFO] [stderr] 217 |             let chunk = try!(self.chunks.get(&index).ok_or(Error::ChunkIndex));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:218:13
[INFO] [stderr]     |
[INFO] [stderr] 218 |             try!(arbitrator.queue(chunk, router_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:234:24
[INFO] [stderr]     |
[INFO] [stderr] 234 |         if self.crc != try!(Self::calc_crc(self.fh.borrow_mut())) {
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:247:13
[INFO] [stderr]     |
[INFO] [stderr] 247 |             try!(rename(path, backup_path));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:250:9
[INFO] [stderr]     |
[INFO] [stderr] 250 |         try!(rename(upload_path, path));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:286:23
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let options = try!(json::decode(encoded));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/file.rs:291:12
[INFO] [stderr]     |
[INFO] [stderr] 291 |         Ok(try!(json::encode(&self)))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:29:32
[INFO] [stderr]    |
[INFO] [stderr] 29 |         let (s_sock, a_sock) = try!(ZSys::create_pipe());
[INFO] [stderr]    |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:30:26
[INFO] [stderr]    |
[INFO] [stderr] 30 |         let arbitrator = try!(Arbitrator::new(a_sock, upload_slots));
[INFO] [stderr]    |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:34:19
[INFO] [stderr]    |
[INFO] [stderr] 34 |             sink: try!(ZSock::new_pull("inproc://zfilexfer_sink")),
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:42:19
[INFO] [stderr]    |
[INFO] [stderr] 42 |         let msg = try!(ZMsg::new_err(&err.into()));
[INFO] [stderr]    |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:43:9
[INFO] [stderr]    |
[INFO] [stderr] 43 |         try!(msg.pushbytes(router_id));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |         try!(msg.send(&mut self.router));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:57:31
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let router_id = match try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:57:36
[INFO] [stderr]    |
[INFO] [stderr] 57 |         let router_id = match try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:63:33
[INFO] [stderr]    |
[INFO] [stderr] 63 |             if let Ok(action) = try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:63:38
[INFO] [stderr]    |
[INFO] [stderr] 63 |             if let Ok(action) = try!(try!(ZFrame::recv(sock)).data()) {
[INFO] [stderr]    |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/server.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |                         let msg = try!(ZMsg::expect_recv(sock, 5, Some(5), false));
[INFO] [stderr]    |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:114:35
[INFO] [stderr]     |
[INFO] [stderr] 114 |                         let msg = try!(ZMsg::expect_recv(sock, 2, Some(2), false));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:124:37
[INFO] [stderr]     |
[INFO] [stderr] 124 |                         let chunk = try!(msg.popbytes()).unwrap();
[INFO] [stderr]     |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:139:23
[INFO] [stderr]     |
[INFO] [stderr] 139 |             let msg = try!(ZMsg::expect_recv(sock, 2, Some(2), false));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:153:17
[INFO] [stderr]     |
[INFO] [stderr] 153 |                 try!(ZMsg::new_err(&Error::FileFail.into()));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:154:17
[INFO] [stderr]     |
[INFO] [stderr] 154 |                 try!(msg.pushbytes(&router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:155:17
[INFO] [stderr]     |
[INFO] [stderr] 155 |                 try!(msg.send(&mut self.router));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:159:30
[INFO] [stderr]     |
[INFO] [stderr] 159 |                     Ok(_) => try!(ZMsg::new_ok()),
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:160:31
[INFO] [stderr]     |
[INFO] [stderr] 160 |                     Err(e) => try!(ZMsg::new_err(&e.into())),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:162:17
[INFO] [stderr]     |
[INFO] [stderr] 162 |                 try!(msg.pushbytes(&router_id));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:163:17
[INFO] [stderr]     |
[INFO] [stderr] 163 |                 try!(msg.send(&mut self.router));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:168:23
[INFO] [stderr]     |
[INFO] [stderr] 168 |             let msg = try!(ZMsg::recv(sock));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:169:13
[INFO] [stderr]     |
[INFO] [stderr] 169 |             try!(msg.pushbytes(&router_id));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/server.rs:170:13
[INFO] [stderr]     |
[INFO] [stderr] 170 |             try!(msg.send(&mut self.router));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:146:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |             let mut file = self.files.get_mut(&router_id).unwrap();
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/server.rs:146:17
[INFO] [stderr]     |
[INFO] [stderr] 146 |             let mut file = self.files.get_mut(&router_id).unwrap();
[INFO] [stderr]     |                 ----^^^^
[INFO] [stderr]     |                 |
[INFO] [stderr]     |                 help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.10s
[INFO] running `"docker" "inspect" "d8a610503e4e8a0433dc7913713d87c529b92c92a18fe485571072b83f9845a3"`
[INFO] running `"docker" "rm" "-f" "d8a610503e4e8a0433dc7913713d87c529b92c92a18fe485571072b83f9845a3"`
[INFO] [stdout] d8a610503e4e8a0433dc7913713d87c529b92c92a18fe485571072b83f9845a3