[INFO] crate ratel 0.7.0 is already in cache
[INFO] checking ratel-0.7.0 against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] extracting crate ratel 0.7.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate ratel 0.7.0 on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate ratel 0.7.0
[INFO] finished tweaking crates.io crate ratel 0.7.0
[INFO] tweaked toml for crates.io crate ratel 0.7.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 916e4d09ab40811b3ba7d8f48051b07e2cec83b84d184c7b733561a43d93401f
[INFO] running `"docker" "start" "-a" "916e4d09ab40811b3ba7d8f48051b07e2cec83b84d184c7b733561a43d93401f"`
[INFO] [stderr]     Checking ratel v0.7.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 try!(write!(f, "Unexpected end of program"))
[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/error.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writeln!(f, "Unexpected token at {}:{}\n", lineno + 1, colno + 1));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:66:25
[INFO] [stderr]    |
[INFO] [stderr] 66 |                         try!(writeln!(f, "> {0:1$} | {2}", index+1, width, line));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:69:29
[INFO] [stderr]    |
[INFO] [stderr] 69 | ...                   try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:72:25
[INFO] [stderr]    |
[INFO] [stderr] 72 |                         try!(write!(f, "   | "));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:75:29
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   try!(write!(f, "^"));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:82:25
[INFO] [stderr]    |
[INFO] [stderr] 82 |                         try!(write!(f, "\n"));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |                         try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tokenizer.rs:794:29
[INFO] [stderr]     |
[INFO] [stderr] 794 |         let template_kind = try!(tok.read_template_kind());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:140:38
[INFO] [stderr]     |
[INFO] [stderr] 140 |                     let expression = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 160 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:163:31
[INFO] [stderr]     |
[INFO] [stderr] 163 |                     list.push(try!(self.object_member(token)));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 167 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |                 match peek!(self) {
[INFO] [stderr]     |                       ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:191:47
[INFO] [stderr]     |
[INFO] [stderr] 191 |                 let key = ObjectKey::Computed(try!(self.expression(0)));
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 193 |                 expect!(self, BracketClose);
[INFO] [stderr]     |                 ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 213 |         Ok(match next!(self) {
[INFO] [stderr]     |                  ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:216:24
[INFO] [stderr]     |
[INFO] [stderr] 216 |                 value: try!(self.expression(0)),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:220:25
[INFO] [stderr]     |
[INFO] [stderr] 220 |                 params: try!(self.parameter_list()),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:221:23
[INFO] [stderr]     |
[INFO] [stderr] 221 |                 body: try!(self.block_body()),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:229:31
[INFO] [stderr]     |
[INFO] [stderr] 229 |         Ok(Expression::Object(try!(self.object_member_list())))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:235:19
[INFO] [stderr]     |
[INFO] [stderr] 235 |             body: try!(self.block_body_tail()),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 244 |             body.push(match next!(self) {
[INFO] [stderr]     |                             ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:246:31
[INFO] [stderr]     |
[INFO] [stderr] 246 |                 token      => try!(self.statement(token))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 255 |         expect!(self, BraceOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 325 |         let body = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:328:27
[INFO] [stderr]     |
[INFO] [stderr] 328 |                     body: try!(self.block_body_tail())
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:331:22
[INFO] [stderr]     |
[INFO] [stderr] 331 |             token => try!(self.expression_from_token(token, 0)).into()
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:348:31
[INFO] [stderr]     |
[INFO] [stderr] 348 |             operand: Box::new(try!(self.expression(15))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 361 |                 let ident = match next!(self) {
[INFO] [stderr]     |                                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:376:38
[INFO] [stderr]     |
[INFO] [stderr] 376 |                 consequent: Box::new(try!(self.expression(bp))),
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 378 |                     expect!(self, Colon);
[INFO] [stderr]     |                     --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:379:30
[INFO] [stderr]     |
[INFO] [stderr] 379 |                     Box::new(try!(self.expression(bp)))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:394:46
[INFO] [stderr]     |
[INFO] [stderr] 394 |                 Expression::binary(left, op, try!(self.expression(bp)))
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 400 |         let name = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 402 |                 expect!(self, ParenOpen);
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:414:21
[INFO] [stderr]     |
[INFO] [stderr] 414 |             params: try!(self.parameter_list()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:415:19
[INFO] [stderr]     |
[INFO] [stderr] 415 |             body: try!(self.block_body()),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:429:38
[INFO] [stderr]     |
[INFO] [stderr] 429 |                     let expression = try!(self.sequence_or_expression());
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 433 |                     expect!(self, BraceClose);
[INFO] [stderr]     |                     -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:435:28
[INFO] [stderr]     |
[INFO] [stderr] 435 |                     kind = try!(self.tokenizer.read_template_kind());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 455 |         match next!(self) {
[INFO] [stderr]     |               ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |                 expect!(self, Operator(FatArrow));
[INFO] [stderr]     |                 ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:462:34
[INFO] [stderr]     |
[INFO] [stderr] 462 |                 let expression = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 |                 let expression = try!(self.sequence_or(expression));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 465 |                 expect!(self, ParenClose);
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |         let token = next!(self);
[INFO] [stderr]     |                     ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:480:21
[INFO] [stderr]     |
[INFO] [stderr] 480 |         let first = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 486 |         Ok(match peek!(self) {
[INFO] [stderr]     |                  ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:490:44
[INFO] [stderr]     |
[INFO] [stderr] 490 |                 let mut list = vec![first, try!(self.expression(0))];
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 493 |                     match peek!(self) {
[INFO] [stderr]     |                           ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:497:39
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   list.push(try!(self.expression(0)));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 513 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:516:38
[INFO] [stderr]     |
[INFO] [stderr] 516 |                     let expression = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 521 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 533 |         let token = next!(self);
[INFO] [stderr]     |                     ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:543:35
[INFO] [stderr]     |
[INFO] [stderr] 543 |             Operator(Division) => try!(self.regular_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:544:35
[INFO] [stderr]     |
[INFO] [stderr] 544 |             Operator(optype)   => try!(self.prefix_expression(optype)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:545:35
[INFO] [stderr]     |
[INFO] [stderr] 545 |             ParenOpen          => try!(self.paren_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:546:35
[INFO] [stderr]     |
[INFO] [stderr] 546 |             BracketOpen        => try!(self.array_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:547:35
[INFO] [stderr]     |
[INFO] [stderr] 547 |             BraceOpen          => try!(self.object_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:548:35
[INFO] [stderr]     |
[INFO] [stderr] 548 |             Function           => try!(self.function_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:549:35
[INFO] [stderr]     |
[INFO] [stderr] 549 |             Template(kind)     => try!(self.template_expression(None, kind)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 559 |             left = match peek!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:569:21
[INFO] [stderr]     |
[INFO] [stderr] 569 |                     try!(self.infix_expression(left, rbp, op))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:581:36
[INFO] [stderr]     |
[INFO] [stderr] 581 |                         arguments: try!(self.expression_list()),
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:592:36
[INFO] [stderr]     |
[INFO] [stderr] 592 |                     let property = try!(self.sequence_or_expression());
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 594 |                     expect!(self, BracketClose);
[INFO] [stderr]     |                     ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:611:21
[INFO] [stderr]     |
[INFO] [stderr] 611 |                     try!(self.template_expression(tag, kind))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:625:26
[INFO] [stderr]     |
[INFO] [stderr] 625 |             declarators: try!(self.variable_declarators()),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 635 |                 name: expect_identifier!(self),
[INFO] [stderr]     |                       ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 636 |                 value: match peek!(self) {
[INFO] [stderr]     |                              ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:640:30
[INFO] [stderr]     |
[INFO] [stderr] 640 |                         Some(try!(self.expression(0)))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 646 |             allow!(self, Comma => continue);
[INFO] [stderr]     |             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:656:25
[INFO] [stderr]     |
[INFO] [stderr] 656 |         let statement = try!(self.variable_declaration(kind));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 658 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                   let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] ...
[INFO] [stderr] 665 | /         allow!(self, Colon => {
[INFO] [stderr] 666 | |             return Ok(Statement::Labeled {
[INFO] [stderr] 667 | |                 label: label,
[INFO] [stderr] 668 | |                 body: Box::new(try!(self.expect_statement()))
[INFO] [stderr] 669 | |             })
[INFO] [stderr] 670 | |         });
[INFO] [stderr]     | |___________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:668:32
[INFO] [stderr]     |
[INFO] [stderr] 668 |                 body: Box::new(try!(self.expect_statement()))
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:672:21
[INFO] [stderr]     |
[INFO] [stderr] 672 |         let first = try!(self.complex_expression(label.into(), 0));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 676 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:683:25
[INFO] [stderr]     |
[INFO] [stderr] 683 |         let statement = try!(self.sequence_or_expression_from_token(token)).into();
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 685 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 693 |             value: match peek!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:700:30
[INFO] [stderr]     |
[INFO] [stderr] 700 |                         Some(try!(self.sequence_or_expression()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 706 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:714:20
[INFO] [stderr]     |
[INFO] [stderr] 714 |             value: try!(self.sequence_or_expression())
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 717 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:723:20
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let body = try!(self.expect_statement());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 725 |         expect!(self, Catch);
[INFO] [stderr]     |         --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 726 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 728 |         let error = expect_identifier!(self);
[INFO] [stderr]     |                     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 730 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:732:23
[INFO] [stderr]     |
[INFO] [stderr] 732 |         let handler = try!(self.expect_statement());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 744 |             label: match peek!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 751 |                         Some(expect_identifier!(self))
[INFO] [stderr]     |                              ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 757 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 763 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:765:20
[INFO] [stderr]     |
[INFO] [stderr] 765 |         let test = try!(self.expression(0));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 767 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:769:35
[INFO] [stderr]     |
[INFO] [stderr] 769 |         let consequent = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 771 |         let alternate = match peek!(self) {
[INFO] [stderr]     |                               ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:775:31
[INFO] [stderr]     |
[INFO] [stderr] 775 |                 Some(Box::new(try!(self.expect_statement())))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 790 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:792:20
[INFO] [stderr]     |
[INFO] [stderr] 792 |         let test = try!(self.expression(0));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 794 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:796:29
[INFO] [stderr]     |
[INFO] [stderr] 796 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 806 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 808 |         let init = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:812:39
[INFO] [stderr]     |
[INFO] [stderr] 812 |                 let mut declarators = try!(self.variable_declarators());
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:845:34
[INFO] [stderr]     |
[INFO] [stderr] 845 |                 let expression = try!(self.sequence_or_expression_from_token(token));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 861 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 874 |         let test = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:876:31
[INFO] [stderr]     |
[INFO] [stderr] 876 |             token     => Some(try!(self.sequence_or_expression_from_token(token))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 880 |             expect!(self, Semicolon);
[INFO] [stderr]     |             ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 883 |         let update = match next!(self) {
[INFO] [stderr]     |                            ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:885:32
[INFO] [stderr]     |
[INFO] [stderr] 885 |             token      => Some(try!(self.sequence_or_expression_from_token(token))),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 888 |             expect!(self, ParenClose);
[INFO] [stderr]     |             -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:891:29
[INFO] [stderr]     |
[INFO] [stderr] 891 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 905 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:907:29
[INFO] [stderr]     |
[INFO] [stderr] 907 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:917:21
[INFO] [stderr]     |
[INFO] [stderr] 917 |         let right = try!(self.sequence_or_expression());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 919 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:921:29
[INFO] [stderr]     |
[INFO] [stderr] 921 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:931:21
[INFO] [stderr]     |
[INFO] [stderr] 931 |         let right = try!(self.sequence_or_expression());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 933 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:935:29
[INFO] [stderr]     |
[INFO] [stderr] 935 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 949 |             let name = match next!(self) {
[INFO] [stderr]     |                              ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 955 |             list.push(match peek!(self) {
[INFO] [stderr]     |                             ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:958:38
[INFO] [stderr]     |
[INFO] [stderr] 958 |                     let expression = try!(self.expression(0));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 976 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 988 |         let name = expect_identifier!(self);
[INFO] [stderr]     |                    ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 990 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:994:21
[INFO] [stderr]     |
[INFO] [stderr] 994 |             params: try!(self.parameter_list()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:995:19
[INFO] [stderr]     |
[INFO] [stderr] 995 |             body: try!(self.block_body()),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1000 |         Ok(match next!(self) {
[INFO] [stderr]      |                  ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1004:33
[INFO] [stderr]      |
[INFO] [stderr] 1004 |                         params: try!(self.parameter_list()),
[INFO] [stderr]      |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1005:31
[INFO] [stderr]      |
[INFO] [stderr] 1005 |                         body: try!(self.block_body()),
[INFO] [stderr]      |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1011:33
[INFO] [stderr]      |
[INFO] [stderr] 1011 |                         params: try!(self.parameter_list()),
[INFO] [stderr]      |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1012:31
[INFO] [stderr]      |
[INFO] [stderr] 1012 |                         body: try!(self.block_body()),
[INFO] [stderr]      |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1020:28
[INFO] [stderr]      |
[INFO] [stderr] 1020 |                     value: try!(self.expression(0)),
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1029 |         let name = expect_identifier!(self);
[INFO] [stderr]      |                    ------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1030 |         let super_class = match next!(self) {
[INFO] [stderr]      |                                 ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1032 |                 let name = expect_identifier!(self);
[INFO] [stderr]      |                            ------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1034 |                 expect!(self, BraceOpen);
[INFO] [stderr]      |                 ------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1045 |             let mut token = next!(self);
[INFO] [stderr]      |                             ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1049 |                     token = next!(self);
[INFO] [stderr]      |                             ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1069:32
[INFO] [stderr]      |
[INFO] [stderr] 1069 |                     let expr = try!(self.sequence_or_expression());
[INFO] [stderr]      |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1071 |                     expect!(self, BracketClose);
[INFO] [stderr]      |                     ---------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1085:26
[INFO] [stderr]      |
[INFO] [stderr] 1085 |             members.push(try!(self.class_member(key, is_static)));
[INFO] [stderr]      |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1102 |         let token = next!(self);
[INFO] [stderr]      |                     ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1132 |             body.push(match next!(self) {
[INFO] [stderr]      |                             ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1134:33
[INFO] [stderr]      |
[INFO] [stderr] 1134 |                 token        => try!(self.statement(token))
[INFO] [stderr]      |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:686:21
[INFO] [stderr]     |
[INFO] [stderr] 686 |                 b'0'...b'9' => {
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:715:21
[INFO] [stderr]     |
[INFO] [stderr] 715 |                 b'0'...b'9' => {
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:743:17
[INFO] [stderr]     |
[INFO] [stderr] 743 |             b'0'...b'9' => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1071:21
[INFO] [stderr]      |
[INFO] [stderr] 1071 |                 b'0'...b'7' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1083:21
[INFO] [stderr]      |
[INFO] [stderr] 1083 |                 b'0'...b'9' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1084:21
[INFO] [stderr]      |
[INFO] [stderr] 1084 |                 b'a'...b'f' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1085:21
[INFO] [stderr]      |
[INFO] [stderr] 1085 |                 b'A'...b'F' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1098:21
[INFO] [stderr]      |
[INFO] [stderr] 1098 |                 b'0'...b'9'  => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1124:21
[INFO] [stderr]      |
[INFO] [stderr] 1124 |                 b'0'...b'9' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]    --> src/tokenizer.rs:994:37
[INFO] [stderr]     |
[INFO] [stderr] 994 |             let slice = self.source.slice_unchecked(start, end);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]     --> src/tokenizer.rs:1063:25
[INFO] [stderr]      |
[INFO] [stderr] 1063 |             self.source.slice_unchecked(start, self.index)
[INFO] [stderr]      |                         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:37:17
[INFO] [stderr]    |
[INFO] [stderr] 37 |                 try!(write!(f, "Unexpected end of program"))
[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/error.rs:54:17
[INFO] [stderr]    |
[INFO] [stderr] 54 |                 try!(writeln!(f, "Unexpected token at {}:{}\n", lineno + 1, colno + 1));
[INFO] [stderr]    |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:66:25
[INFO] [stderr]    |
[INFO] [stderr] 66 |                         try!(writeln!(f, "> {0:1$} | {2}", index+1, width, line));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:69:29
[INFO] [stderr]    |
[INFO] [stderr] 69 | ...                   try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:72:25
[INFO] [stderr]    |
[INFO] [stderr] 72 |                         try!(write!(f, "   | "));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:75:29
[INFO] [stderr]    |
[INFO] [stderr] 75 | ...                   try!(write!(f, " "));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:79:29
[INFO] [stderr]    |
[INFO] [stderr] 79 | ...                   try!(write!(f, "^"));
[INFO] [stderr]    |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:82:25
[INFO] [stderr]    |
[INFO] [stderr] 82 |                         try!(write!(f, "\n"));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/error.rs:84:25
[INFO] [stderr]    |
[INFO] [stderr] 84 |                         try!(writeln!(f, "{0:1$} | {2}", index+1, width+2, line));
[INFO] [stderr]    |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/tokenizer.rs:794:29
[INFO] [stderr]     |
[INFO] [stderr] 794 |         let template_kind = try!(tok.read_template_kind());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 133 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:140:38
[INFO] [stderr]     |
[INFO] [stderr] 140 |                     let expression = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 145 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 160 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:163:31
[INFO] [stderr]     |
[INFO] [stderr] 163 |                     list.push(try!(self.object_member(token)));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 167 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 181 |                 match peek!(self) {
[INFO] [stderr]     |                       ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:191:47
[INFO] [stderr]     |
[INFO] [stderr] 191 |                 let key = ObjectKey::Computed(try!(self.expression(0)));
[INFO] [stderr]     |                                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 193 |                 expect!(self, BracketClose);
[INFO] [stderr]     |                 ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 213 |         Ok(match next!(self) {
[INFO] [stderr]     |                  ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:216:24
[INFO] [stderr]     |
[INFO] [stderr] 216 |                 value: try!(self.expression(0)),
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:220:25
[INFO] [stderr]     |
[INFO] [stderr] 220 |                 params: try!(self.parameter_list()),
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:221:23
[INFO] [stderr]     |
[INFO] [stderr] 221 |                 body: try!(self.block_body()),
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:229:31
[INFO] [stderr]     |
[INFO] [stderr] 229 |         Ok(Expression::Object(try!(self.object_member_list())))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:235:19
[INFO] [stderr]     |
[INFO] [stderr] 235 |             body: try!(self.block_body_tail()),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 244 |             body.push(match next!(self) {
[INFO] [stderr]     |                             ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:246:31
[INFO] [stderr]     |
[INFO] [stderr] 246 |                 token      => try!(self.statement(token))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 255 |         expect!(self, BraceOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 325 |         let body = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:328:27
[INFO] [stderr]     |
[INFO] [stderr] 328 |                     body: try!(self.block_body_tail())
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:331:22
[INFO] [stderr]     |
[INFO] [stderr] 331 |             token => try!(self.expression_from_token(token, 0)).into()
[INFO] [stderr]     |                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:348:31
[INFO] [stderr]     |
[INFO] [stderr] 348 |             operand: Box::new(try!(self.expression(15))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 361 |                 let ident = match next!(self) {
[INFO] [stderr]     |                                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:376:38
[INFO] [stderr]     |
[INFO] [stderr] 376 |                 consequent: Box::new(try!(self.expression(bp))),
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 378 |                     expect!(self, Colon);
[INFO] [stderr]     |                     --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:379:30
[INFO] [stderr]     |
[INFO] [stderr] 379 |                     Box::new(try!(self.expression(bp)))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:394:46
[INFO] [stderr]     |
[INFO] [stderr] 394 |                 Expression::binary(left, op, try!(self.expression(bp)))
[INFO] [stderr]     |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 400 |         let name = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 402 |                 expect!(self, ParenOpen);
[INFO] [stderr]     |                 ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:414:21
[INFO] [stderr]     |
[INFO] [stderr] 414 |             params: try!(self.parameter_list()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:415:19
[INFO] [stderr]     |
[INFO] [stderr] 415 |             body: try!(self.block_body()),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:429:38
[INFO] [stderr]     |
[INFO] [stderr] 429 |                     let expression = try!(self.sequence_or_expression());
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 433 |                     expect!(self, BraceClose);
[INFO] [stderr]     |                     -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:435:28
[INFO] [stderr]     |
[INFO] [stderr] 435 |                     kind = try!(self.tokenizer.read_template_kind());
[INFO] [stderr]     |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 455 |         match next!(self) {
[INFO] [stderr]     |               ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 457 |                 expect!(self, Operator(FatArrow));
[INFO] [stderr]     |                 ---------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:462:34
[INFO] [stderr]     |
[INFO] [stderr] 462 |                 let expression = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:463:34
[INFO] [stderr]     |
[INFO] [stderr] 463 |                 let expression = try!(self.sequence_or(expression));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 465 |                 expect!(self, ParenClose);
[INFO] [stderr]     |                 -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 474 |         let token = next!(self);
[INFO] [stderr]     |                     ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:480:21
[INFO] [stderr]     |
[INFO] [stderr] 480 |         let first = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 486 |         Ok(match peek!(self) {
[INFO] [stderr]     |                  ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:490:44
[INFO] [stderr]     |
[INFO] [stderr] 490 |                 let mut list = vec![first, try!(self.expression(0))];
[INFO] [stderr]     |                                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 493 |                     match peek!(self) {
[INFO] [stderr]     |                           ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:497:39
[INFO] [stderr]     |
[INFO] [stderr] 497 | ...                   list.push(try!(self.expression(0)));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 513 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:516:38
[INFO] [stderr]     |
[INFO] [stderr] 516 |                     let expression = try!(self.expression_from_token(token, 0));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 521 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 533 |         let token = next!(self);
[INFO] [stderr]     |                     ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:543:35
[INFO] [stderr]     |
[INFO] [stderr] 543 |             Operator(Division) => try!(self.regular_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:544:35
[INFO] [stderr]     |
[INFO] [stderr] 544 |             Operator(optype)   => try!(self.prefix_expression(optype)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:545:35
[INFO] [stderr]     |
[INFO] [stderr] 545 |             ParenOpen          => try!(self.paren_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:546:35
[INFO] [stderr]     |
[INFO] [stderr] 546 |             BracketOpen        => try!(self.array_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:547:35
[INFO] [stderr]     |
[INFO] [stderr] 547 |             BraceOpen          => try!(self.object_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:548:35
[INFO] [stderr]     |
[INFO] [stderr] 548 |             Function           => try!(self.function_expression()),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:549:35
[INFO] [stderr]     |
[INFO] [stderr] 549 |             Template(kind)     => try!(self.template_expression(None, kind)),
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 559 |             left = match peek!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:569:21
[INFO] [stderr]     |
[INFO] [stderr] 569 |                     try!(self.infix_expression(left, rbp, op))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:581:36
[INFO] [stderr]     |
[INFO] [stderr] 581 |                         arguments: try!(self.expression_list()),
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:592:36
[INFO] [stderr]     |
[INFO] [stderr] 592 |                     let property = try!(self.sequence_or_expression());
[INFO] [stderr]     |                                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 594 |                     expect!(self, BracketClose);
[INFO] [stderr]     |                     ---------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:611:21
[INFO] [stderr]     |
[INFO] [stderr] 611 |                     try!(self.template_expression(tag, kind))
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:625:26
[INFO] [stderr]     |
[INFO] [stderr] 625 |             declarators: try!(self.variable_declarators()),
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 635 |                 name: expect_identifier!(self),
[INFO] [stderr]     |                       ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 636 |                 value: match peek!(self) {
[INFO] [stderr]     |                              ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:640:30
[INFO] [stderr]     |
[INFO] [stderr] 640 |                         Some(try!(self.expression(0)))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 646 |             allow!(self, Comma => continue);
[INFO] [stderr]     |             -------------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:656:25
[INFO] [stderr]     |
[INFO] [stderr] 656 |         let statement = try!(self.variable_declaration(kind));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 658 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                   let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] ...
[INFO] [stderr] 665 | /         allow!(self, Colon => {
[INFO] [stderr] 666 | |             return Ok(Statement::Labeled {
[INFO] [stderr] 667 | |                 label: label,
[INFO] [stderr] 668 | |                 body: Box::new(try!(self.expect_statement()))
[INFO] [stderr] 669 | |             })
[INFO] [stderr] 670 | |         });
[INFO] [stderr]     | |___________- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:668:32
[INFO] [stderr]     |
[INFO] [stderr] 668 |                 body: Box::new(try!(self.expect_statement()))
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:672:21
[INFO] [stderr]     |
[INFO] [stderr] 672 |         let first = try!(self.complex_expression(label.into(), 0));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 676 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:683:25
[INFO] [stderr]     |
[INFO] [stderr] 683 |         let statement = try!(self.sequence_or_expression_from_token(token)).into();
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 685 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 693 |             value: match peek!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:700:30
[INFO] [stderr]     |
[INFO] [stderr] 700 |                         Some(try!(self.sequence_or_expression()))
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 706 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:714:20
[INFO] [stderr]     |
[INFO] [stderr] 714 |             value: try!(self.sequence_or_expression())
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 717 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:723:20
[INFO] [stderr]     |
[INFO] [stderr] 723 |         let body = try!(self.expect_statement());
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 725 |         expect!(self, Catch);
[INFO] [stderr]     |         --------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 726 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 728 |         let error = expect_identifier!(self);
[INFO] [stderr]     |                     ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 730 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:732:23
[INFO] [stderr]     |
[INFO] [stderr] 732 |         let handler = try!(self.expect_statement());
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 744 |             label: match peek!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 751 |                         Some(expect_identifier!(self))
[INFO] [stderr]     |                              ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 757 |         expect_semicolon!(self);
[INFO] [stderr]     |         ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 763 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:765:20
[INFO] [stderr]     |
[INFO] [stderr] 765 |         let test = try!(self.expression(0));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 767 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:769:35
[INFO] [stderr]     |
[INFO] [stderr] 769 |         let consequent = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 771 |         let alternate = match peek!(self) {
[INFO] [stderr]     |                               ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:775:31
[INFO] [stderr]     |
[INFO] [stderr] 775 |                 Some(Box::new(try!(self.expect_statement())))
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 790 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:792:20
[INFO] [stderr]     |
[INFO] [stderr] 792 |         let test = try!(self.expression(0));
[INFO] [stderr]     |                    ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 794 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:796:29
[INFO] [stderr]     |
[INFO] [stderr] 796 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 806 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 808 |         let init = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:812:39
[INFO] [stderr]     |
[INFO] [stderr] 812 |                 let mut declarators = try!(self.variable_declarators());
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:845:34
[INFO] [stderr]     |
[INFO] [stderr] 845 |                 let expression = try!(self.sequence_or_expression_from_token(token));
[INFO] [stderr]     |                                  ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 861 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 874 |         let test = match next!(self) {
[INFO] [stderr]     |                          ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:876:31
[INFO] [stderr]     |
[INFO] [stderr] 876 |             token     => Some(try!(self.sequence_or_expression_from_token(token))),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 880 |             expect!(self, Semicolon);
[INFO] [stderr]     |             ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 883 |         let update = match next!(self) {
[INFO] [stderr]     |                            ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:885:32
[INFO] [stderr]     |
[INFO] [stderr] 885 |             token      => Some(try!(self.sequence_or_expression_from_token(token))),
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 888 |             expect!(self, ParenClose);
[INFO] [stderr]     |             -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:891:29
[INFO] [stderr]     |
[INFO] [stderr] 891 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 905 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:907:29
[INFO] [stderr]     |
[INFO] [stderr] 907 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:917:21
[INFO] [stderr]     |
[INFO] [stderr] 917 |         let right = try!(self.sequence_or_expression());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 919 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:921:29
[INFO] [stderr]     |
[INFO] [stderr] 921 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:931:21
[INFO] [stderr]     |
[INFO] [stderr] 931 |         let right = try!(self.sequence_or_expression());
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 933 |         expect!(self, ParenClose);
[INFO] [stderr]     |         -------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:935:29
[INFO] [stderr]     |
[INFO] [stderr] 935 |         let body = Box::new(try!(self.expect_statement()));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 949 |             let name = match next!(self) {
[INFO] [stderr]     |                              ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:18:29
[INFO] [stderr]     |
[INFO] [stderr] 18  |                 let token = try!($parser.tokenizer.get_token());
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] ...
[INFO] [stderr] 955 |             list.push(match peek!(self) {
[INFO] [stderr]     |                             ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:958:38
[INFO] [stderr]     |
[INFO] [stderr] 958 |                     let expression = try!(self.expression(0));
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 976 |             match next!(self) {
[INFO] [stderr]     |                   ----------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 988 |         let name = expect_identifier!(self);
[INFO] [stderr]     |                    ------------------------ in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:37:21
[INFO] [stderr]     |
[INFO] [stderr] 37  |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 990 |         expect!(self, ParenOpen);
[INFO] [stderr]     |         ------------------------- in this macro invocation
[INFO] [stderr]     |
[INFO] [stderr]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:994:21
[INFO] [stderr]     |
[INFO] [stderr] 994 |             params: try!(self.parameter_list()),
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parser.rs:995:19
[INFO] [stderr]     |
[INFO] [stderr] 995 |             body: try!(self.block_body()),
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1000 |         Ok(match next!(self) {
[INFO] [stderr]      |                  ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1004:33
[INFO] [stderr]      |
[INFO] [stderr] 1004 |                         params: try!(self.parameter_list()),
[INFO] [stderr]      |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1005:31
[INFO] [stderr]      |
[INFO] [stderr] 1005 |                         body: try!(self.block_body()),
[INFO] [stderr]      |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1011:33
[INFO] [stderr]      |
[INFO] [stderr] 1011 |                         params: try!(self.parameter_list()),
[INFO] [stderr]      |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1012:31
[INFO] [stderr]      |
[INFO] [stderr] 1012 |                         body: try!(self.block_body()),
[INFO] [stderr]      |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1020:28
[INFO] [stderr]      |
[INFO] [stderr] 1020 |                     value: try!(self.expression(0)),
[INFO] [stderr]      |                            ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1029 |         let name = expect_identifier!(self);
[INFO] [stderr]      |                    ------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1030 |         let super_class = match next!(self) {
[INFO] [stderr]      |                                 ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1032 |                 let name = expect_identifier!(self);
[INFO] [stderr]      |                            ------------------------ in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1034 |                 expect!(self, BraceOpen);
[INFO] [stderr]      |                 ------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1045 |             let mut token = next!(self);
[INFO] [stderr]      |                             ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1049 |                     token = next!(self);
[INFO] [stderr]      |                             ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1069:32
[INFO] [stderr]      |
[INFO] [stderr] 1069 |                     let expr = try!(self.sequence_or_expression());
[INFO] [stderr]      |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1071 |                     expect!(self, BracketClose);
[INFO] [stderr]      |                     ---------------------------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1085:26
[INFO] [stderr]      |
[INFO] [stderr] 1085 |             members.push(try!(self.class_member(key, is_static)));
[INFO] [stderr]      |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1102 |         let token = next!(self);
[INFO] [stderr]      |                     ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:37:21
[INFO] [stderr]      |
[INFO] [stderr] 37   |             None => try!($parser.tokenizer.get_token())
[INFO] [stderr]      |                     ^^^
[INFO] [stderr] ...
[INFO] [stderr] 1132 |             body.push(match next!(self) {
[INFO] [stderr]      |                             ----------- in this macro invocation
[INFO] [stderr]      |
[INFO] [stderr]      = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]     --> src/parser.rs:1134:33
[INFO] [stderr]      |
[INFO] [stderr] 1134 |                 token        => try!(self.statement(token))
[INFO] [stderr]      |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:686:21
[INFO] [stderr]     |
[INFO] [stderr] 686 |                 b'0'...b'9' => {
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(ellipsis_inclusive_range_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:715:21
[INFO] [stderr]     |
[INFO] [stderr] 715 |                 b'0'...b'9' => {
[INFO] [stderr]     |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/tokenizer.rs:743:17
[INFO] [stderr]     |
[INFO] [stderr] 743 |             b'0'...b'9' => {
[INFO] [stderr]     |                 ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1071:21
[INFO] [stderr]      |
[INFO] [stderr] 1071 |                 b'0'...b'7' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1083:21
[INFO] [stderr]      |
[INFO] [stderr] 1083 |                 b'0'...b'9' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1084:21
[INFO] [stderr]      |
[INFO] [stderr] 1084 |                 b'a'...b'f' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1085:21
[INFO] [stderr]      |
[INFO] [stderr] 1085 |                 b'A'...b'F' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1098:21
[INFO] [stderr]      |
[INFO] [stderr] 1098 |                 b'0'...b'9'  => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]     --> src/tokenizer.rs:1124:21
[INFO] [stderr]      |
[INFO] [stderr] 1124 |                 b'0'...b'9' => self.bump(),
[INFO] [stderr]      |                     ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]    --> src/tokenizer.rs:994:37
[INFO] [stderr]     |
[INFO] [stderr] 994 |             let slice = self.source.slice_unchecked(start, end);
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::slice_unchecked': use `get_unchecked(begin..end)` instead
[INFO] [stderr]     --> src/tokenizer.rs:1063:25
[INFO] [stderr]      |
[INFO] [stderr] 1063 |             self.source.slice_unchecked(start, self.index)
[INFO] [stderr]      |                         ^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused macro definition
[INFO] [stderr]   --> tests/parser.rs:35:1
[INFO] [stderr]    |
[INFO] [stderr] 35 | / macro_rules! boxnum {
[INFO] [stderr] 36 | |     ($num:expr) => (Box::new(num!($num)))
[INFO] [stderr] 37 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_macros)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.19s
[INFO] running `"docker" "inspect" "916e4d09ab40811b3ba7d8f48051b07e2cec83b84d184c7b733561a43d93401f"`
[INFO] running `"docker" "rm" "-f" "916e4d09ab40811b3ba7d8f48051b07e2cec83b84d184c7b733561a43d93401f"`
[INFO] [stdout] 916e4d09ab40811b3ba7d8f48051b07e2cec83b84d184c7b733561a43d93401f
