[INFO] fetching crate fancy-regex 0.1.0...
[INFO] checking fancy-regex-0.1.0 against try#ea663bba38739867a4b75ac820991b4f5d093c3b for pr-62262-1
[INFO] extracting crate fancy-regex 0.1.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate fancy-regex 0.1.0 on toolchain ea663bba38739867a4b75ac820991b4f5d093c3b
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fancy-regex 0.1.0
[INFO] finished tweaking crates.io crate fancy-regex 0.1.0
[INFO] tweaked toml for crates.io crate fancy-regex 0.1.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+ea663bba38739867a4b75ac820991b4f5d093c3b" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 8f843621db15d1307fb619831b717569c46425df8c9e240dd6b6aa0a9faa392d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "8f843621db15d1307fb619831b717569c46425df8c9e240dd6b6aa0a9faa392d"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking fancy-regex v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:50:28
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let (ix, result) = try!(p.parse_re(0, 0));
[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/parse.rs:66:27
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let (ix, child) = try!(self.parse_branch(ix, depth));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:72:37
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let (next, child) = try!(self.parse_branch(ix, depth));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:85:33
[INFO] [stderr]    |
[INFO] [stderr] 85 |             let (next, child) = try!(self.parse_piece(ix, depth));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:102:27
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (ix, child) = try!(self.parse_atom(ix, depth));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:111:42
[INFO] [stderr]     |
[INFO] [stderr] 111 |                     let (next, lo, hi) = try!(self.parse_repeat(ix));
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:381:27
[INFO] [stderr]     |
[INFO] [stderr] 381 |         let (ix, child) = try!(self.parse_re(ix, depth));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:433:39
[INFO] [stderr]     |
[INFO] [stderr] 433 |                     let (ix, child) = try!(self.parse_re(ix, depth));
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     try!(self.compile_delegates(&[ix]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 |                 try!(self.compile_concat(ix, hard));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     try!(self.visit(ix, hard));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 try!(self.compile_repeat(lo, hi, greedy, ix, hard));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:165:17
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 try!(self.compile_lookaround(ix + 1, la));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 171 |                 try!(self.compile_lookaround(ix + 1, la));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 try!(self.compile_delegates(&[ix]));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:222:9
[INFO] [stderr]     |
[INFO] [stderr] 222 |         try!(self.compile_delegates(&children[..prefix_end]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:226:17
[INFO] [stderr]     |
[INFO] [stderr] 226 |                 try!(self.visit(child_ix, true));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:228:13
[INFO] [stderr]     |
[INFO] [stderr] 228 |             try!(self.visit(children[suffix_begin - 1], hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:243:13
[INFO] [stderr]     |
[INFO] [stderr] 243 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:262:13
[INFO] [stderr]     |
[INFO] [stderr] 262 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:350:24
[INFO] [stderr]     |
[INFO] [stderr] 350 |         let compiled = try!(compile_inner(inner_re));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:353:29
[INFO] [stderr]     |
[INFO] [stderr] 353 |             let compiled1 = try!(compile_inner(&inner1));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:386:5
[INFO] [stderr]     |
[INFO] [stderr] 386 |     try!(c.visit(0, false));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:202:21
[INFO] [stderr]     |
[INFO] [stderr] 202 |                     try!(state.push(y, ix, prog.max_stack));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:221:25
[INFO] [stderr]     |
[INFO] [stderr] 221 |                         try!(state.push(next, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:232:25
[INFO] [stderr]     |
[INFO] [stderr] 232 |                         try!(state.push(pc + 1, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:246:25
[INFO] [stderr]     |
[INFO] [stderr] 246 |                         try!(state.push(next, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:258:25
[INFO] [stderr]     |
[INFO] [stderr] 258 |                         try!(state.push(pc + 1, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:109:33
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let (raw_e, backrefs) = try!(Expr::parse(re));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:141:25
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let inner = try!(compile::compile_inner(&re_cooked));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:145:32
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 let compiled = try!(compile::compile_inner(&re1));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let p = try!(compile(&a));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 let result = try!(vm::run(prog, text, 0, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:30
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 let result = try!(vm::run(prog, text, 0, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:30
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 let result = try!(vm::run(prog, text, 0, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:230:30
[INFO] [stderr]     |
[INFO] [stderr] 230 |                 let result = try!(vm::run(prog, text, pos, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[macro_use] extern crate lazy_static;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:255:53
[INFO] [stderr]     |
[INFO] [stderr] 255 |                   inner.get(i + enclosing_groups).map((|m|
[INFO] [stderr]     |  _____________________________________________________^
[INFO] [stderr] 256 | |                     (m.start() + offset, m.end() + offset)))
[INFO] [stderr]     | |___________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 inner.get(i + enclosing_groups).map(|m|
[INFO] [stderr] 256 |                     (m.start() + offset, m.end() + offset))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:50:28
[INFO] [stderr]    |
[INFO] [stderr] 50 |         let (ix, result) = try!(p.parse_re(0, 0));
[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/parse.rs:66:27
[INFO] [stderr]    |
[INFO] [stderr] 66 |         let (ix, child) = try!(self.parse_branch(ix, depth));
[INFO] [stderr]    |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:72:37
[INFO] [stderr]    |
[INFO] [stderr] 72 |                 let (next, child) = try!(self.parse_branch(ix, depth));
[INFO] [stderr]    |                                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/parse.rs:85:33
[INFO] [stderr]    |
[INFO] [stderr] 85 |             let (next, child) = try!(self.parse_piece(ix, depth));
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:102:27
[INFO] [stderr]     |
[INFO] [stderr] 102 |         let (ix, child) = try!(self.parse_atom(ix, depth));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:111:42
[INFO] [stderr]     |
[INFO] [stderr] 111 |                     let (next, lo, hi) = try!(self.parse_repeat(ix));
[INFO] [stderr]     |                                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:381:27
[INFO] [stderr]     |
[INFO] [stderr] 381 |         let (ix, child) = try!(self.parse_re(ix, depth));
[INFO] [stderr]     |                           ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/parse.rs:433:39
[INFO] [stderr]     |
[INFO] [stderr] 433 |                     let (ix, child) = try!(self.parse_re(ix, depth));
[INFO] [stderr]     |                                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:110:21
[INFO] [stderr]     |
[INFO] [stderr] 110 |                     try!(self.compile_delegates(&[ix]));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:122:17
[INFO] [stderr]     |
[INFO] [stderr] 122 |                 try!(self.compile_concat(ix, hard));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:138:21
[INFO] [stderr]     |
[INFO] [stderr] 138 |                     try!(self.visit(ix, hard));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |                 try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:160:17
[INFO] [stderr]     |
[INFO] [stderr] 160 |                 try!(self.compile_repeat(lo, hi, greedy, ix, hard));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:165:17
[INFO] [stderr]     |
[INFO] [stderr] 165 |                 try!(self.compile_lookaround(ix + 1, la));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:171:17
[INFO] [stderr]     |
[INFO] [stderr] 171 |                 try!(self.compile_lookaround(ix + 1, la));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:182:17
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 try!(self.compile_delegates(&[ix]));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:222:9
[INFO] [stderr]     |
[INFO] [stderr] 222 |         try!(self.compile_delegates(&children[..prefix_end]));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:226:17
[INFO] [stderr]     |
[INFO] [stderr] 226 |                 try!(self.visit(child_ix, true));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:228:13
[INFO] [stderr]     |
[INFO] [stderr] 228 |             try!(self.visit(children[suffix_begin - 1], hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:243:13
[INFO] [stderr]     |
[INFO] [stderr] 243 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:262:13
[INFO] [stderr]     |
[INFO] [stderr] 262 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:270:13
[INFO] [stderr]     |
[INFO] [stderr] 270 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:277:13
[INFO] [stderr]     |
[INFO] [stderr] 277 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:292:13
[INFO] [stderr]     |
[INFO] [stderr] 292 |             try!(self.visit(ix + 1, hard));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:350:24
[INFO] [stderr]     |
[INFO] [stderr] 350 |         let compiled = try!(compile_inner(inner_re));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:353:29
[INFO] [stderr]     |
[INFO] [stderr] 353 |             let compiled1 = try!(compile_inner(&inner1));
[INFO] [stderr]     |                             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/compile.rs:386:5
[INFO] [stderr]     |
[INFO] [stderr] 386 |     try!(c.visit(0, false));
[INFO] [stderr]     |     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:202:21
[INFO] [stderr]     |
[INFO] [stderr] 202 |                     try!(state.push(y, ix, prog.max_stack));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:221:25
[INFO] [stderr]     |
[INFO] [stderr] 221 |                         try!(state.push(next, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:232:25
[INFO] [stderr]     |
[INFO] [stderr] 232 |                         try!(state.push(pc + 1, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:246:25
[INFO] [stderr]     |
[INFO] [stderr] 246 |                         try!(state.push(next, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/vm.rs:258:25
[INFO] [stderr]     |
[INFO] [stderr] 258 |                         try!(state.push(pc + 1, ix, prog.max_stack));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:109:33
[INFO] [stderr]     |
[INFO] [stderr] 109 |         let (raw_e, backrefs) = try!(Expr::parse(re));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:141:25
[INFO] [stderr]     |
[INFO] [stderr] 141 |             let inner = try!(compile::compile_inner(&re_cooked));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:145:32
[INFO] [stderr]     |
[INFO] [stderr] 145 |                 let compiled = try!(compile::compile_inner(&re1));
[INFO] [stderr]     |                                ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:156:17
[INFO] [stderr]     |
[INFO] [stderr] 156 |         let p = try!(compile(&a));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:167:30
[INFO] [stderr]     |
[INFO] [stderr] 167 |                 let result = try!(vm::run(prog, text, 0, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:182:30
[INFO] [stderr]     |
[INFO] [stderr] 182 |                 let result = try!(vm::run(prog, text, 0, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:197:30
[INFO] [stderr]     |
[INFO] [stderr] 197 |                 let result = try!(vm::run(prog, text, 0, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:230:30
[INFO] [stderr]     |
[INFO] [stderr] 230 |                 let result = try!(vm::run(prog, text, pos, 0));
[INFO] [stderr]     |                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused `#[macro_use]` import
[INFO] [stderr]   --> src/lib.rs:23:1
[INFO] [stderr]    |
[INFO] [stderr] 23 | #[macro_use] extern crate lazy_static;
[INFO] [stderr]    | ^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> src/lib.rs:255:53
[INFO] [stderr]     |
[INFO] [stderr] 255 |                   inner.get(i + enclosing_groups).map((|m|
[INFO] [stderr]     |  _____________________________________________________^
[INFO] [stderr] 256 | |                     (m.start() + offset, m.end() + offset)))
[INFO] [stderr]     | |___________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr] 255 |                 inner.get(i + enclosing_groups).map(|m|
[INFO] [stderr] 256 |                     (m.start() + offset, m.end() + offset))
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.78s
[INFO] running `"docker" "inspect" "8f843621db15d1307fb619831b717569c46425df8c9e240dd6b6aa0a9faa392d"`
[INFO] running `"docker" "rm" "-f" "8f843621db15d1307fb619831b717569c46425df8c9e240dd6b6aa0a9faa392d"`
[INFO] [stdout] 8f843621db15d1307fb619831b717569c46425df8c9e240dd6b6aa0a9faa392d