[INFO] updating cached repository https://github.com/cstorey/spki-sexp.rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4565eaf130fa19e2e417e886769446a0a326e8b3
[INFO] checking cstorey/spki-sexp.rs against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcstorey%2Fspki-sexp.rs" "/workspace/builds/worker-1/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cstorey/spki-sexp.rs on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/cstorey/spki-sexp.rs
[INFO] removed 1 missing tests
[INFO] finished tweaking git repo https://github.com/cstorey/spki-sexp.rs
[INFO] tweaked toml for git repo https://github.com/cstorey/spki-sexp.rs written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/cstorey/spki-sexp.rs already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /workspace/builds/worker-1/source/tests/lib.rs
[INFO] [stderr] * /workspace/builds/worker-1/source/tests/lib_types.rs
[INFO] [stderr] * /workspace/builds/worker-1/source/tests/lib_types.in.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 33ba3db85b21656fcea4d6466af82ab6aca9ff2430d76aee3be60c79c7c697c6
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "33ba3db85b21656fcea4d6466af82ab6aca9ff2430d76aee3be60c79c7c697c6"`
[INFO] [stderr] warning: An explicit [[test]] section is specified in Cargo.toml which currently
[INFO] [stderr] disables Cargo from automatically inferring other test targets.
[INFO] [stderr] This inference behavior will change in the Rust 2018 edition and the following
[INFO] [stderr] files will be included as a test target:
[INFO] [stderr] 
[INFO] [stderr] * /opt/rustwide/workdir/tests/lib.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/lib_types.rs
[INFO] [stderr] * /opt/rustwide/workdir/tests/lib_types.in.rs
[INFO] [stderr] 
[INFO] [stderr] This is likely to break cargo build or cargo test as these files may not be
[INFO] [stderr] ready to be compiled as a test target today. You can future-proof yourself
[INFO] [stderr] and disable this warning by adding `autotests = false` to your [package]
[INFO] [stderr] section. You may also move the files to a location where Cargo would not
[INFO] [stderr] automatically infer them to be a target, such as in subfolders.
[INFO] [stderr] 
[INFO] [stderr] For more information on this warning you can consult
[INFO] [stderr] https://github.com/rust-lang/cargo/issues/5330
[INFO] [stderr]    Compiling syntex_pos v0.50.0
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling tempfile v2.1.4
[INFO] [stderr]     Checking backtrace v0.2.3
[INFO] [stderr]     Checking quickcheck v0.3.2
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]     Checking error-chain v0.5.0
[INFO] [stderr]    Compiling syntex_errors v0.50.0
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling syntex_syntax v0.50.0
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling syntex v0.50.0
[INFO] [stderr]    Compiling serde_codegen v0.8.19
[INFO] [stderr]    Compiling spki-sexp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> build.rs:42:44
[INFO] [stderr]    |
[INFO] [stderr] 42 | fn bytes_of<'a, R: Read + 'a>(f: R) -> Box<Iterator<Item=u8> + 'a> {
[INFO] [stderr]    |                                            ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Iterator<Item=u8> + 'a`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(itoa::write(&mut self.writer, s.len()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         try!(self.writer.write_all(b":"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(self.writer.write_all(s));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |             try!(itoa::write(&mut cur, v));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Ok(try!(self.write_bytes(&bytes[..off])))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             try!(dtoa::write(&mut cur, v));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |         Ok(try!(self.write_bytes(&bytes[..off])))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Ok(try!(self.writer.write_all(b"(")))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.writer.write_all(b")")))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             try!(self.write_str("true"))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |             try!(self.write_str("false"))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(self.write_str("some"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |         try!(v.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(self.close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         try!(key.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:189:9
[INFO] [stderr]     |
[INFO] [stderr] 189 |         try!(value.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         try!(self.serialize_tuple(len));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:230:12
[INFO] [stderr]     |
[INFO] [stderr] 230 |         Ok(try!(self.close()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:243:9
[INFO] [stderr]     |
[INFO] [stderr] 243 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |         try!(value.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:245:12
[INFO] [stderr]     |
[INFO] [stderr] 245 |         Ok(try!(self.close()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         try!(self.close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:287:9
[INFO] [stderr]     |
[INFO] [stderr] 287 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |         try!(self.write_str(key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:298:9
[INFO] [stderr]     |
[INFO] [stderr] 298 |         try!(value.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |         try!(self.close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:319:9
[INFO] [stderr]     |
[INFO] [stderr] 319 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:320:9
[INFO] [stderr]     |
[INFO] [stderr] 320 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reader.rs:77:69
[INFO] [stderr]    |
[INFO] [stderr] 77 | ...                   Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]    |                                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reader.rs:85:61
[INFO] [stderr]    |
[INFO] [stderr] 85 |                         Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]    |                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reader.rs:95:53
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]    |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:109:53
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:123:60
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 return Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:135:60
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 return Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:207:53
[INFO] [stderr]     |
[INFO] [stderr] 207 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:225:53
[INFO] [stderr]     |
[INFO] [stderr] 225 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let s = try!(String::from_utf8(bs.to_vec()));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:262:21
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let c = try!(cs.next().ok_or_else(|| {
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(self.expect_open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:309:9
[INFO] [stderr]     |
[INFO] [stderr] 309 |         try!(self.expect_open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:396:9
[INFO] [stderr]     |
[INFO] [stderr] 396 |         try!(self.expect_open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:400:19
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let val = try!(de::Deserialize::deserialize(self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:411:19
[INFO] [stderr]     |
[INFO] [stderr] 411 |         let val = try!(de::Deserialize::deserialize(self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         try!(self.expect_close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:445:19
[INFO] [stderr]     |
[INFO] [stderr] 445 |         let val = try!(de::Deserialize::deserialize(self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:447:9
[INFO] [stderr]     |
[INFO] [stderr] 447 |         try!(self.expect_close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:480:27
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let val = try!(de::Deserialize::deserialize(self.de));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:487:9
[INFO] [stderr]     |
[INFO] [stderr] 487 |         try!(self.de.expect_close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:526:27
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let val = try!(de::Deserialize::deserialize(self.de));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:551:19
[INFO] [stderr]     |
[INFO] [stderr] 551 |         let val = try!(de::Deserialize::deserialize(self.de));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packetiser.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |         while let Some(tok) = try!(self.tok.take()) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packetiser.rs:42:29
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let value = try!(de::Deserialize::deserialize(&mut de));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packetiser.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(de.end());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let value = try!(de::Deserialize::deserialize(&mut de));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     try!(de.end());
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let value = try!(de::Deserialize::deserialize(&mut de));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     try!(de.end());
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     try!(to_writer(&mut out, value));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     try!(value.serialize(&mut ser));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:26:9
[INFO] [stderr]    |
[INFO] [stderr] 26 |         try!(itoa::write(&mut self.writer, s.len()));
[INFO] [stderr]    |         ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:27:9
[INFO] [stderr]    |
[INFO] [stderr] 27 |         try!(self.writer.write_all(b":"));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:28:9
[INFO] [stderr]    |
[INFO] [stderr] 28 |         try!(self.writer.write_all(s));
[INFO] [stderr]    |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:36:13
[INFO] [stderr]    |
[INFO] [stderr] 36 |             try!(itoa::write(&mut cur, v));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:40:12
[INFO] [stderr]    |
[INFO] [stderr] 40 |         Ok(try!(self.write_bytes(&bytes[..off])))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:47:13
[INFO] [stderr]    |
[INFO] [stderr] 47 |             try!(dtoa::write(&mut cur, v));
[INFO] [stderr]    |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:51:12
[INFO] [stderr]    |
[INFO] [stderr] 51 |         Ok(try!(self.write_bytes(&bytes[..off])))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:55:12
[INFO] [stderr]    |
[INFO] [stderr] 55 |         Ok(try!(self.writer.write_all(b"(")))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/writer.rs:58:12
[INFO] [stderr]    |
[INFO] [stderr] 58 |         Ok(try!(self.writer.write_all(b")")))
[INFO] [stderr]    |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:101:13
[INFO] [stderr]     |
[INFO] [stderr] 101 |             try!(self.write_str("true"))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:103:13
[INFO] [stderr]     |
[INFO] [stderr] 103 |             try!(self.write_str("false"))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:143:9
[INFO] [stderr]     |
[INFO] [stderr] 143 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:144:9
[INFO] [stderr]     |
[INFO] [stderr] 144 |         try!(self.write_str("some"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:145:9
[INFO] [stderr]     |
[INFO] [stderr] 145 |         try!(v.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:150:9
[INFO] [stderr]     |
[INFO] [stderr] 150 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:169:9
[INFO] [stderr]     |
[INFO] [stderr] 169 |         try!(self.close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:174:9
[INFO] [stderr]     |
[INFO] [stderr] 174 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:180:9
[INFO] [stderr]     |
[INFO] [stderr] 180 |         try!(key.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:189:9
[INFO] [stderr]     |
[INFO] [stderr] 189 |         try!(value.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:207:9
[INFO] [stderr]     |
[INFO] [stderr] 207 |         try!(self.serialize_tuple(len));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:228:9
[INFO] [stderr]     |
[INFO] [stderr] 228 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:229:9
[INFO] [stderr]     |
[INFO] [stderr] 229 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:230:12
[INFO] [stderr]     |
[INFO] [stderr] 230 |         Ok(try!(self.close()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:242:9
[INFO] [stderr]     |
[INFO] [stderr] 242 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:243:9
[INFO] [stderr]     |
[INFO] [stderr] 243 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:244:9
[INFO] [stderr]     |
[INFO] [stderr] 244 |         try!(value.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:245:12
[INFO] [stderr]     |
[INFO] [stderr] 245 |         Ok(try!(self.close()))
[INFO] [stderr]     |            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:258:9
[INFO] [stderr]     |
[INFO] [stderr] 258 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:259:9
[INFO] [stderr]     |
[INFO] [stderr] 259 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:273:9
[INFO] [stderr]     |
[INFO] [stderr] 273 |         try!(self.close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:287:9
[INFO] [stderr]     |
[INFO] [stderr] 287 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:297:9
[INFO] [stderr]     |
[INFO] [stderr] 297 |         try!(self.write_str(key));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:298:9
[INFO] [stderr]     |
[INFO] [stderr] 298 |         try!(value.serialize(self));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:304:9
[INFO] [stderr]     |
[INFO] [stderr] 304 |         try!(self.close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:319:9
[INFO] [stderr]     |
[INFO] [stderr] 319 |         try!(self.open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/writer.rs:320:9
[INFO] [stderr]     |
[INFO] [stderr] 320 |         try!(self.write_str(variant));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reader.rs:77:69
[INFO] [stderr]    |
[INFO] [stderr] 77 | ...                   Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]    |                                                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reader.rs:85:61
[INFO] [stderr]    |
[INFO] [stderr] 85 |                         Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]    |                                                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/reader.rs:95:53
[INFO] [stderr]    |
[INFO] [stderr] 95 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]    |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:109:53
[INFO] [stderr]     |
[INFO] [stderr] 109 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:123:60
[INFO] [stderr]     |
[INFO] [stderr] 123 |                 return Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:135:60
[INFO] [stderr]     |
[INFO] [stderr] 135 |                 return Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:207:53
[INFO] [stderr]     |
[INFO] [stderr] 207 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:225:53
[INFO] [stderr]     |
[INFO] [stderr] 225 |                 Err(ErrorKind::UnexpectedTokenError(try!(other),
[INFO] [stderr]     |                                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:260:21
[INFO] [stderr]     |
[INFO] [stderr] 260 |             let s = try!(String::from_utf8(bs.to_vec()));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:262:21
[INFO] [stderr]     |
[INFO] [stderr] 262 |             let c = try!(cs.next().ok_or_else(|| {
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:290:9
[INFO] [stderr]     |
[INFO] [stderr] 290 |         try!(self.expect_open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:309:9
[INFO] [stderr]     |
[INFO] [stderr] 309 |         try!(self.expect_open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:396:9
[INFO] [stderr]     |
[INFO] [stderr] 396 |         try!(self.expect_open());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:400:19
[INFO] [stderr]     |
[INFO] [stderr] 400 |         let val = try!(de::Deserialize::deserialize(self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:411:19
[INFO] [stderr]     |
[INFO] [stderr] 411 |         let val = try!(de::Deserialize::deserialize(self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:412:9
[INFO] [stderr]     |
[INFO] [stderr] 412 |         try!(self.expect_close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:445:19
[INFO] [stderr]     |
[INFO] [stderr] 445 |         let val = try!(de::Deserialize::deserialize(self));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:447:9
[INFO] [stderr]     |
[INFO] [stderr] 447 |         try!(self.expect_close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:480:27
[INFO] [stderr]     |
[INFO] [stderr] 480 |                 let val = try!(de::Deserialize::deserialize(self.de));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:487:9
[INFO] [stderr]     |
[INFO] [stderr] 487 |         try!(self.de.expect_close());
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:526:27
[INFO] [stderr]     |
[INFO] [stderr] 526 |                 let val = try!(de::Deserialize::deserialize(self.de));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/reader.rs:551:19
[INFO] [stderr]     |
[INFO] [stderr] 551 |         let val = try!(de::Deserialize::deserialize(self.de));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packetiser.rs:29:31
[INFO] [stderr]    |
[INFO] [stderr] 29 |         while let Some(tok) = try!(self.tok.take()) {
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packetiser.rs:42:29
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let value = try!(de::Deserialize::deserialize(&mut de));
[INFO] [stderr]    |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/packetiser.rs:43:17
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 try!(de.end());
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:70:17
[INFO] [stderr]    |
[INFO] [stderr] 70 |     let value = try!(de::Deserialize::deserialize(&mut de));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:72:5
[INFO] [stderr]    |
[INFO] [stderr] 72 |     try!(de.end());
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:80:17
[INFO] [stderr]    |
[INFO] [stderr] 80 |     let value = try!(de::Deserialize::deserialize(&mut de));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     try!(de.end());
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:90:5
[INFO] [stderr]    |
[INFO] [stderr] 90 |     try!(to_writer(&mut out, value));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/lib.rs:98:5
[INFO] [stderr]    |
[INFO] [stderr] 98 |     try!(value.serialize(&mut ser));
[INFO] [stderr]    |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! { 
[INFO] [stderr] 7  | |     links {
[INFO] [stderr] 8  | |         tokeniser::TokenError, tokeniser::ErrorKind, BadToken;
[INFO] [stderr] 9  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |
[INFO] [stderr] 39 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/tokeniser.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     types {
[INFO] [stderr] 10 | |         TokenError, ErrorKind, ChainErr, TokenResult;
[INFO] [stderr] 11 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:6:1
[INFO] [stderr]    |
[INFO] [stderr] 6  | / error_chain! { 
[INFO] [stderr] 7  | |     links {
[INFO] [stderr] 8  | |         tokeniser::TokenError, tokeniser::ErrorKind, BadToken;
[INFO] [stderr] 9  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 38 | |
[INFO] [stderr] 39 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/tokeniser.rs:8:1
[INFO] [stderr]    |
[INFO] [stderr] 8  | / error_chain! {
[INFO] [stderr] 9  | |     types {
[INFO] [stderr] 10 | |         TokenError, ErrorKind, ChainErr, TokenResult;
[INFO] [stderr] 11 | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 20 | |     }
[INFO] [stderr] 21 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 17s
[INFO] running `"docker" "inspect" "33ba3db85b21656fcea4d6466af82ab6aca9ff2430d76aee3be60c79c7c697c6"`
[INFO] running `"docker" "rm" "-f" "33ba3db85b21656fcea4d6466af82ab6aca9ff2430d76aee3be60c79c7c697c6"`
[INFO] [stdout] 33ba3db85b21656fcea4d6466af82ab6aca9ff2430d76aee3be60c79c7c697c6