[INFO] crate dbus-bytestream 0.1.4 is already in cache
[INFO] testing dbus-bytestream-0.1.4 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate dbus-bytestream 0.1.4 into work/builds/worker-4/source
[INFO] validating manifest of crates.io crate dbus-bytestream 0.1.4 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate dbus-bytestream 0.1.4
[INFO] finished tweaking crates.io crate dbus-bytestream 0.1.4
[INFO] tweaked toml for crates.io crate dbus-bytestream 0.1.4 written to work/builds/worker-4/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 519a6a0eee8213c072a2d5b93e670750ca52bf774c3fcf2cfb01783e871eb814
[INFO] running `"docker" "start" "-a" "519a6a0eee8213c072a2d5b93e670750ca52bf774c3fcf2cfb01783e871eb814"`
[INFO] [stderr]    Compiling unix_socket v0.4.6
[INFO] [stderr]    Compiling dbus-serialize v0.1.2
[INFO] [stderr]    Compiling dbus-bytestream v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/demarshal.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     try!(align_to(buf, offset, 4));
[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/demarshal.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     try!(align_to(buf, offset, len));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:152:15
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let val = try!(String::from_utf8(strbuf).or(Err(DemarshalError::BadUTF8)));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(align_to(buf, offset, get_alignment(typ)));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:189:18
[INFO] [stderr]     |
[INFO] [stderr] 189 |         vec.push(try!(demarshal(buf, offset, &mut sig_copy)));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     try!(align_to(buf, offset, 8));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:234:18
[INFO] [stderr]     |
[INFO] [stderr] 234 |         vec.push(try!(demarshal(buf, offset, sig)));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:249:18
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let sigval = try!(demarshal(buf, offset, &mut variant_sig));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:255:15
[INFO] [stderr]     |
[INFO] [stderr] 255 |     let var = try!(demarshal(buf, offset, &mut s));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message.rs:235:23
[INFO] [stderr]     |
[INFO] [stderr] 235 |                 match try!(demarshal(&mut body, &mut offset, &mut sig)) {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:146:8
[INFO] [stderr]     |
[INFO] [stderr] 146 |     if try!(sock.take(len as u64).read_to_end(buf)) != len {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:178:17
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mut f = try!(File::open(filename));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     try!(f.read_to_string(&mut contents));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         try!(sock.write_all(&buf));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |         try!(sock.write_all(b"AUTH ANONYMOUS 6c69626462757320312e382e3132\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:222:20
[INFO] [stderr]     |
[INFO] [stderr] 222 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         try!(sock.write_all(b"BEGIN\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:243:9
[INFO] [stderr]     |
[INFO] [stderr] 243 |         try!(sock.write_all(&cmd.into_bytes()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:246:20
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |         try!(sock.write_all(b"BEGIN\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |         try!(sock.write_all(&cmd.into_bytes()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:270:20
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:279:21
[INFO] [stderr]     |
[INFO] [stderr] 279 |         let bytes = try!(words[1].from_hex());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:280:25
[INFO] [stderr]     |
[INFO] [stderr] 280 |         let challenge = try!(String::from_utf8(bytes));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:286:22
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let cookie = try!(get_cookie(words[0], words[1]));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:302:9
[INFO] [stderr]     |
[INFO] [stderr] 302 |         try!(sock.write_all(&buf.into_bytes()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:305:20
[INFO] [stderr]     |
[INFO] [stderr] 305 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:311:9
[INFO] [stderr]     |
[INFO] [stderr] 311 |         try!(sock.write_all(b"BEGIN\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:320:9
[INFO] [stderr]     |
[INFO] [stderr] 320 |         try!(self.send_nul_byte());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         try!(self.auth_external()
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         try!(self.call_sync(msg));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:345:28
[INFO] [stderr]     |
[INFO] [stderr] 345 |         Self::connect_addr(try!(ServerAddress::from_str(addr)))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:376:20
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let sock = try!(UnixStream::connect(addr));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         try!(conn.authenticate());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:390:20
[INFO] [stderr]     |
[INFO] [stderr] 390 |         let sock = try!(TcpStream::connect(addr));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |         try!(conn.authenticate());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         try!(sock.write_all(&msg));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |         try!(sock.write_all(&mbuf.body));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:424:9
[INFO] [stderr]     |
[INFO] [stderr] 424 |         try!(self.run_sock(move |sock| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:450:22
[INFO] [stderr]     |
[INFO] [stderr] 450 |         let serial = try!(self.send(mbuf));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:455:23
[INFO] [stderr]     |
[INFO] [stderr] 455 |             let msg = try!(self.read_msg());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:465:31
[INFO] [stderr]     |
[INFO] [stderr] 465 |                     return Ok(try!(msg.get_body()))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:480:9
[INFO] [stderr]     |
[INFO] [stderr] 480 |         try!(read_exactly(sock, &mut buf, 12));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:483:28
[INFO] [stderr]     |
[INFO] [stderr] 483 |         let header = match try!(demarshal(&mut buf, &mut offset, &mut sig)) {
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:501:9
[INFO] [stderr]     |
[INFO] [stderr] 501 |         try!(read_exactly(sock, &mut buf, 4));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:511:12
[INFO] [stderr]     |
[INFO] [stderr] 511 |         if try!(sock.take(arr_len as u64).read_to_end(&mut buf_copy)) != arr_len {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:517:35
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let header_fields = match try!(demarshal(&mut buf_copy, &mut offset, &mut sig)) {
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             try!(read_exactly(sock, &mut buf, trailing_pad));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:545:13
[INFO] [stderr]     |
[INFO] [stderr] 545 |             try!(read_exactly(sock, &mut msg.body, body_len as usize));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let c1 = *try!(i.next().ok_or(UnescapeError::ShortEscapeSequence));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:36:23
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let c2 = *try!(i.next().ok_or(UnescapeError::ShortEscapeSequence));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let x = try!(String::from_utf8(vec!(c1, c2)));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |             out.push(*try!(x.from_hex()).get(0).unwrap());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:47:15
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let vec = try!(dbus_unescape(s.as_bytes()));
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:139:22
[INFO] [stderr]     |
[INFO] [stderr] 139 |             let kv = try!(kv);
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |             let kv = try!(kv);
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:244:46
[INFO] [stderr]     |
[INFO] [stderr] 244 |             "unix" => Ok(ServerAddress::Unix(try!(UnixAddress::from_str(opts)))),
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:245:44
[INFO] [stderr]     |
[INFO] [stderr] 245 |             "tcp" => Ok(ServerAddress::Tcp(try!(TcpAddress::from_str(opts)))),
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message.rs:177:36
[INFO] [stderr]     |
[INFO] [stderr] 177 |     pub fn add_arg(mut self, arg: &Marshal) -> Message {
[INFO] [stderr]     |                                    ^^^^^^^ help: use `dyn`: `dyn Marshal`
[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/connection.rs:135:32
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:143:28
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn read_exactly(sock: &mut StreamSocket, buf: &mut Vec<u8>, len: usize) -> Result<(),Error> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:152:25
[INFO] [stderr]     |
[INFO] [stderr] 152 | fn read_line(sock: &mut StreamSocket) -> Result<String,Error> {
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:198:30
[INFO] [stderr]     |
[INFO] [stderr] 198 |         where F: FnOnce(&mut StreamSocket) -> T {
[INFO] [stderr]     |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:207:38
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn sock_send_nul_byte(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:218:39
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn sock_auth_anonymous(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:236:38
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn sock_auth_external(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:260:36
[INFO] [stderr]     |
[INFO] [stderr] 260 |     fn sock_auth_cookie(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:408:29
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn sock_send(sock: &mut StreamSocket, mbuf: Message) -> Result<(), Error> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:476:33
[INFO] [stderr]     |
[INFO] [stderr] 476 |     fn sock_read_msg(sock: &mut StreamSocket) -> Result<Message,Error> {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/connection.rs:173:20
[INFO] [stderr]     |
[INFO] [stderr] 173 |     let hd = match env::home_dir() {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `"docker" "inspect" "519a6a0eee8213c072a2d5b93e670750ca52bf774c3fcf2cfb01783e871eb814"`
[INFO] running `"docker" "rm" "-f" "519a6a0eee8213c072a2d5b93e670750ca52bf774c3fcf2cfb01783e871eb814"`
[INFO] [stdout] 519a6a0eee8213c072a2d5b93e670750ca52bf774c3fcf2cfb01783e871eb814
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 10ee7366a29f99b03c554f1278e828d4fe47fce7b0e0210083d7aed7667f1510
[INFO] running `"docker" "start" "-a" "10ee7366a29f99b03c554f1278e828d4fe47fce7b0e0210083d7aed7667f1510"`
[INFO] [stderr]    Compiling dbus-bytestream v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/demarshal.rs:79:5
[INFO] [stderr]    |
[INFO] [stderr] 79 |     try!(align_to(buf, offset, 4));
[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/demarshal.rs:101:5
[INFO] [stderr]     |
[INFO] [stderr] 101 |     try!(align_to(buf, offset, len));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:152:15
[INFO] [stderr]     |
[INFO] [stderr] 152 |     let val = try!(String::from_utf8(strbuf).or(Err(DemarshalError::BadUTF8)));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:178:5
[INFO] [stderr]     |
[INFO] [stderr] 178 |     try!(align_to(buf, offset, get_alignment(typ)));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:189:18
[INFO] [stderr]     |
[INFO] [stderr] 189 |         vec.push(try!(demarshal(buf, offset, &mut sig_copy)));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:221:5
[INFO] [stderr]     |
[INFO] [stderr] 221 |     try!(align_to(buf, offset, 8));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:234:18
[INFO] [stderr]     |
[INFO] [stderr] 234 |         vec.push(try!(demarshal(buf, offset, sig)));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:249:18
[INFO] [stderr]     |
[INFO] [stderr] 249 |     let sigval = try!(demarshal(buf, offset, &mut variant_sig));
[INFO] [stderr]     |                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/demarshal.rs:255:15
[INFO] [stderr]     |
[INFO] [stderr] 255 |     let var = try!(demarshal(buf, offset, &mut s));
[INFO] [stderr]     |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/message.rs:235:23
[INFO] [stderr]     |
[INFO] [stderr] 235 |                 match try!(demarshal(&mut body, &mut offset, &mut sig)) {
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:146:8
[INFO] [stderr]     |
[INFO] [stderr] 146 |     if try!(sock.take(len as u64).read_to_end(buf)) != len {
[INFO] [stderr]     |        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:178:17
[INFO] [stderr]     |
[INFO] [stderr] 178 |     let mut f = try!(File::open(filename));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:180:5
[INFO] [stderr]     |
[INFO] [stderr] 180 |     try!(f.read_to_string(&mut contents));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:210:9
[INFO] [stderr]     |
[INFO] [stderr] 210 |         try!(sock.write_all(&buf));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:219:9
[INFO] [stderr]     |
[INFO] [stderr] 219 |         try!(sock.write_all(b"AUTH ANONYMOUS 6c69626462757320312e382e3132\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:222:20
[INFO] [stderr]     |
[INFO] [stderr] 222 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         try!(sock.write_all(b"BEGIN\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:243:9
[INFO] [stderr]     |
[INFO] [stderr] 243 |         try!(sock.write_all(&cmd.into_bytes()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:246:20
[INFO] [stderr]     |
[INFO] [stderr] 246 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:252:9
[INFO] [stderr]     |
[INFO] [stderr] 252 |         try!(sock.write_all(b"BEGIN\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:267:9
[INFO] [stderr]     |
[INFO] [stderr] 267 |         try!(sock.write_all(&cmd.into_bytes()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:270:20
[INFO] [stderr]     |
[INFO] [stderr] 270 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:279:21
[INFO] [stderr]     |
[INFO] [stderr] 279 |         let bytes = try!(words[1].from_hex());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:280:25
[INFO] [stderr]     |
[INFO] [stderr] 280 |         let challenge = try!(String::from_utf8(bytes));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:286:22
[INFO] [stderr]     |
[INFO] [stderr] 286 |         let cookie = try!(get_cookie(words[0], words[1]));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:302:9
[INFO] [stderr]     |
[INFO] [stderr] 302 |         try!(sock.write_all(&buf.into_bytes()));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:305:20
[INFO] [stderr]     |
[INFO] [stderr] 305 |         let resp = try!(read_line(sock));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:311:9
[INFO] [stderr]     |
[INFO] [stderr] 311 |         try!(sock.write_all(b"BEGIN\r\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:320:9
[INFO] [stderr]     |
[INFO] [stderr] 320 |         try!(self.send_nul_byte());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:321:9
[INFO] [stderr]     |
[INFO] [stderr] 321 |         try!(self.auth_external()
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:332:9
[INFO] [stderr]     |
[INFO] [stderr] 332 |         try!(self.call_sync(msg));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:345:28
[INFO] [stderr]     |
[INFO] [stderr] 345 |         Self::connect_addr(try!(ServerAddress::from_str(addr)))
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:376:20
[INFO] [stderr]     |
[INFO] [stderr] 376 |         let sock = try!(UnixStream::connect(addr));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:383:9
[INFO] [stderr]     |
[INFO] [stderr] 383 |         try!(conn.authenticate());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:390:20
[INFO] [stderr]     |
[INFO] [stderr] 390 |         let sock = try!(TcpStream::connect(addr));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:397:9
[INFO] [stderr]     |
[INFO] [stderr] 397 |         try!(conn.authenticate());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         try!(sock.write_all(&msg));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:413:9
[INFO] [stderr]     |
[INFO] [stderr] 413 |         try!(sock.write_all(&mbuf.body));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:424:9
[INFO] [stderr]     |
[INFO] [stderr] 424 |         try!(self.run_sock(move |sock| {
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:450:22
[INFO] [stderr]     |
[INFO] [stderr] 450 |         let serial = try!(self.send(mbuf));
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:455:23
[INFO] [stderr]     |
[INFO] [stderr] 455 |             let msg = try!(self.read_msg());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:465:31
[INFO] [stderr]     |
[INFO] [stderr] 465 |                     return Ok(try!(msg.get_body()))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:480:9
[INFO] [stderr]     |
[INFO] [stderr] 480 |         try!(read_exactly(sock, &mut buf, 12));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:483:28
[INFO] [stderr]     |
[INFO] [stderr] 483 |         let header = match try!(demarshal(&mut buf, &mut offset, &mut sig)) {
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:501:9
[INFO] [stderr]     |
[INFO] [stderr] 501 |         try!(read_exactly(sock, &mut buf, 4));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:511:12
[INFO] [stderr]     |
[INFO] [stderr] 511 |         if try!(sock.take(arr_len as u64).read_to_end(&mut buf_copy)) != arr_len {
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:517:35
[INFO] [stderr]     |
[INFO] [stderr] 517 |         let header_fields = match try!(demarshal(&mut buf_copy, &mut offset, &mut sig)) {
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:540:13
[INFO] [stderr]     |
[INFO] [stderr] 540 |             try!(read_exactly(sock, &mut buf, trailing_pad));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/connection.rs:545:13
[INFO] [stderr]     |
[INFO] [stderr] 545 |             try!(read_exactly(sock, &mut msg.body, body_len as usize));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:35:23
[INFO] [stderr]    |
[INFO] [stderr] 35 |             let c1 = *try!(i.next().ok_or(UnescapeError::ShortEscapeSequence));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:36:23
[INFO] [stderr]    |
[INFO] [stderr] 36 |             let c2 = *try!(i.next().ok_or(UnescapeError::ShortEscapeSequence));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:37:21
[INFO] [stderr]    |
[INFO] [stderr] 37 |             let x = try!(String::from_utf8(vec!(c1, c2)));
[INFO] [stderr]    |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:38:23
[INFO] [stderr]    |
[INFO] [stderr] 38 |             out.push(*try!(x.from_hex()).get(0).unwrap());
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/address.rs:47:15
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let vec = try!(dbus_unescape(s.as_bytes()));
[INFO] [stderr]    |               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:139:22
[INFO] [stderr]     |
[INFO] [stderr] 139 |             let kv = try!(kv);
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:192:22
[INFO] [stderr]     |
[INFO] [stderr] 192 |             let kv = try!(kv);
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:244:46
[INFO] [stderr]     |
[INFO] [stderr] 244 |             "unix" => Ok(ServerAddress::Unix(try!(UnixAddress::from_str(opts)))),
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/address.rs:245:44
[INFO] [stderr]     |
[INFO] [stderr] 245 |             "tcp" => Ok(ServerAddress::Tcp(try!(TcpAddress::from_str(opts)))),
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/message.rs:177:36
[INFO] [stderr]     |
[INFO] [stderr] 177 |     pub fn add_arg(mut self, arg: &Marshal) -> Message {
[INFO] [stderr]     |                                    ^^^^^^^ help: use `dyn`: `dyn Marshal`
[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/connection.rs:135:32
[INFO] [stderr]     |
[INFO] [stderr] 135 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:143:28
[INFO] [stderr]     |
[INFO] [stderr] 143 | fn read_exactly(sock: &mut StreamSocket, buf: &mut Vec<u8>, len: usize) -> Result<(),Error> {
[INFO] [stderr]     |                            ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:152:25
[INFO] [stderr]     |
[INFO] [stderr] 152 | fn read_line(sock: &mut StreamSocket) -> Result<String,Error> {
[INFO] [stderr]     |                         ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:198:30
[INFO] [stderr]     |
[INFO] [stderr] 198 |         where F: FnOnce(&mut StreamSocket) -> T {
[INFO] [stderr]     |                              ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:207:38
[INFO] [stderr]     |
[INFO] [stderr] 207 |     fn sock_send_nul_byte(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:218:39
[INFO] [stderr]     |
[INFO] [stderr] 218 |     fn sock_auth_anonymous(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                       ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:236:38
[INFO] [stderr]     |
[INFO] [stderr] 236 |     fn sock_auth_external(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                      ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:260:36
[INFO] [stderr]     |
[INFO] [stderr] 260 |     fn sock_auth_cookie(sock: &mut StreamSocket) -> Result<(),Error> {
[INFO] [stderr]     |                                    ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:408:29
[INFO] [stderr]     |
[INFO] [stderr] 408 |     fn sock_send(sock: &mut StreamSocket, mbuf: Message) -> Result<(), Error> {
[INFO] [stderr]     |                             ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/connection.rs:476:33
[INFO] [stderr]     |
[INFO] [stderr] 476 |     fn sock_read_msg(sock: &mut StreamSocket) -> Result<Message,Error> {
[INFO] [stderr]     |                                 ^^^^^^^^^^^^ help: use `dyn`: `dyn StreamSocket`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::env::home_dir': This function's behavior is unexpected and probably not what you want. Consider using the home_dir function from https://crates.io/crates/dirs instead.
[INFO] [stderr]    --> src/connection.rs:173:20
[INFO] [stderr]     |
[INFO] [stderr] 173 |     let hd = match env::home_dir() {
[INFO] [stderr]     |                    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.51s
[INFO] running `"docker" "inspect" "10ee7366a29f99b03c554f1278e828d4fe47fce7b0e0210083d7aed7667f1510"`
[INFO] running `"docker" "rm" "-f" "10ee7366a29f99b03c554f1278e828d4fe47fce7b0e0210083d7aed7667f1510"`
[INFO] [stdout] 10ee7366a29f99b03c554f1278e828d4fe47fce7b0e0210083d7aed7667f1510
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] c6d661f3ddfd950a2be40b00cca7c468205ab9e06cb885348e73976fc782116d
[INFO] running `"docker" "start" "-a" "c6d661f3ddfd950a2be40b00cca7c468205ab9e06cb885348e73976fc782116d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/dbus_bytestream-7f847a85c565a631
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test address::test_unescape ... ok
[INFO] [stdout] test address::test_key_vals ... ok
[INFO] [stdout] test address::test_server_address ... ok
[INFO] [stdout] test demarshal::test::test_array ... ok
[INFO] [stdout] test demarshal::test::test_demarshal_u32 ... ok
[INFO] [stdout] test demarshal::test::test_array_bytes ... ok
[INFO] [stdout] test demarshal::test::test_demarshal_u32_offset ... ok
[INFO] [stdout] test demarshal::test::test_string ... ok
[INFO] [stdout] test demarshal::test::test_struct ... ok
[INFO] [stdout] test marshal::test_array ... ok
[INFO] [stdout] test marshal::test_ints ... ok
[INFO] [stdout] test marshal::test_string ... ok
[INFO] [stdout] test marshal::test_variant ... ok
[INFO] [stdout] test message::test_msg ... ok
[INFO] [stdout] test connection::test_connect_system ... FAILED
[INFO] [stdout] test connection::test_tcp ... FAILED
[INFO] [stdout] test connection::test_connect_session ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- connection::test_connect_system stdout ----
[INFO] [stdout] thread 'connection::test_connect_system' panicked at 'called `Result::unwrap()` on an `Err` value: IOError(Os { code: 2, kind: NotFound, message: "No such file or directory" })', src/libcore/result.rs:1165:5
[INFO] [stdout] note: run with `RUST_BACKTRACE=1` environment variable to display a backtrace.
[INFO] [stdout] 
[INFO] [stdout] ---- connection::test_tcp stdout ----
[INFO] [stdout] thread 'connection::test_tcp' panicked at 'called `Result::unwrap()` on an `Err` value: NotPresent', src/libcore/result.rs:1165:5
[INFO] [stdout] 
[INFO] [stdout] ---- connection::test_connect_session stdout ----
[INFO] [stdout] thread 'connection::test_connect_session' panicked at 'called `Result::unwrap()` on an `Err` value: NoEnvironment', src/libcore/result.rs:1165:5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x555680286e44 - backtrace::backtrace::libunwind::trace::hf625d18232cbbbd4
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/libunwind.rs:88
[INFO] [stdout]    1:     0x555680286e44 - backtrace::backtrace::trace_unsynchronized::h41d74150fc6ff542
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.37/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x555680286e44 - std::sys_common::backtrace::_print_fmt::h85d37830c667a1f9
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:76
[INFO] [stdout]    3:     0x555680286e44 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h2b7ac01d5feaf9b2
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:60
[INFO] [stdout]    4:     0x5556802a719c - core::fmt::write::h7fd0d904495c035f
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1030
[INFO] [stdout]    5:     0x555680209f95 - std::io::Write::write_fmt::h424452e6ba861394
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/io/mod.rs:1412
[INFO] [stdout]    6:     0x555680281211 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h814a51d8ae1dee4a
[INFO] [stdout]                                at src/libstd/io/impls.rs:141
[INFO] [stdout]    7:     0x555680289355 - std::sys_common::backtrace::_print::h4c743f7c274a5a74
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:64
[INFO] [stdout]    8:     0x555680289355 - std::sys_common::backtrace::print::ha5c4f4bf03800d4d
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x555680289355 - std::panicking::default_hook::{{closure}}::h8b842185774c09e6
[INFO] [stdout]                                at src/libstd/panicking.rs:196
[INFO] [stdout]   10:     0x555680288fdc - std::panicking::default_hook::hd8ec13ee1bc2a65a
[INFO] [stdout]                                at src/libstd/panicking.rs:207
[INFO] [stdout]   11:     0x555680289a55 - std::panicking::rust_panic_with_hook::hf3b27166e5f403e7
[INFO] [stdout]                                at src/libstd/panicking.rs:473
[INFO] [stdout]   12:     0x5556802895f2 - std::panicking::continue_panic_fmt::hd961751be84a6f83
[INFO] [stdout]                                at src/libstd/panicking.rs:380
[INFO] [stdout]   13:     0x5556802894e6 - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:307
[INFO] [stdout]   14:     0x5556802a3a3a - core::panicking::panic_fmt::h467e0364f9237670
[INFO] [stdout]                                at src/libcore/panicking.rs:85
[INFO] [stdout]   15:     0x5556802a3b37 - core::result::unwrap_failed::h38f3a56f1dadf080
[INFO] [stdout]                                at src/libcore/result.rs:1165
[INFO] [stdout]   16:     0x5556801f988c - core::result::Result<T,E>::unwrap::h57f997e199cce4e1
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/result.rs:933
[INFO] [stdout]   17:     0x5556801bff8f - dbus_bytestream::connection::test_connect_session::hecf6522a34f7a2f6
[INFO] [stdout]                                at src/connection.rs:576
[INFO] [stdout]   18:     0x5556801bff3a - dbus_bytestream::connection::test_connect_session::{{closure}}::h090f736a9b75fe95
[INFO] [stdout]                                at src/connection.rs:575
[INFO] [stdout]   19:     0x55568020121e - core::ops::function::FnOnce::call_once::h6de32991b81d2820
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227
[INFO] [stdout]   20:     0x555680213e8f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h8b428e8a43aaf8e9
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922
[INFO] [stdout]   21:     0x55568028cfea - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   22:     0x55568022e69e - std::panicking::try::heccce20d527a3513
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271
[INFO] [stdout]   23:     0x55568022e69e - std::panic::catch_unwind::h7fd8f5d3271f1692
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394
[INFO] [stdout]   24:     0x55568022e69e - test::run_test::run_test_inner::{{closure}}::h88b46e5c359957e5
[INFO] [stdout]                                at src/libtest/lib.rs:1413
[INFO] [stdout]   25:     0x555680209705 - std::sys_common::backtrace::__rust_begin_short_backtrace::h00847676c8212941
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/sys_common/backtrace.rs:126
[INFO] [stdout]   26:     0x55568020d895 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h5dd37acd2295488e
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:470
[INFO] [stdout]   27:     0x55568020d895 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d32b103da0b97c6
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:315
[INFO] [stdout]   28:     0x55568020d895 - std::panicking::try::do_call::h2bd819a3056c57cd
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:292
[INFO] [stdout]   29:     0x55568028cfea - __rust_maybe_catch_panic
[INFO] [stdout]                                at src/libpanic_unwind/lib.rs:80
[INFO] [stdout]   30:     0x55568020de42 - std::panicking::try::h243a25457a848a1a
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panicking.rs:271
[INFO] [stdout]   31:     0x55568020de42 - std::panic::catch_unwind::h74b81f55e55e757c
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/panic.rs:394
[INFO] [stdout]   32:     0x55568020de42 - std::thread::Builder::spawn_unchecked::{{closure}}::h4c2d214a2cffa6cf
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libstd/thread/mod.rs:469
[INFO] [stdout]   33:     0x55568020de42 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h8a8a187b3fb58e53
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/libcore/ops/function.rs:227
[INFO] [stdout]   34:     0x55568027da4f - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h3cdef3b7ea22cd61
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922
[INFO] [stdout]   35:     0x55568028c740 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hc8f25720bf0d5424
[INFO] [stdout]                                at /rustc/5752b6348ee6971573b278c315a02193c847ee32/src/liballoc/boxed.rs:922
[INFO] [stdout]   36:     0x55568028c740 - std::sys_common::thread::start_thread::h7e8885ccfd5d1932
[INFO] [stdout]                                at src/libstd/sys_common/thread.rs:13
[INFO] [stdout]   37:     0x55568028c740 - std::sys::unix::thread::Thread::new::thread_start::h5d24df932d688baf
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:79
[INFO] [stdout]   38:     0x7f16720886db - start_thread
[INFO] [stdout]   39:     0x7f167296388f - __clone
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     connection::test_connect_session
[INFO] [stdout]     connection::test_connect_system
[INFO] [stdout]     connection::test_tcp
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 14 passed; 3 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "c6d661f3ddfd950a2be40b00cca7c468205ab9e06cb885348e73976fc782116d"`
[INFO] running `"docker" "rm" "-f" "c6d661f3ddfd950a2be40b00cca7c468205ab9e06cb885348e73976fc782116d"`
[INFO] [stdout] c6d661f3ddfd950a2be40b00cca7c468205ab9e06cb885348e73976fc782116d