[INFO] fetching crate atoms 2.2.3...
[INFO] building atoms-2.2.3 against master#881c1ac408d93bb7adaa3a51dabab9266e82eee8 for issue-85264
[INFO] extracting crate atoms 2.2.3 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate atoms 2.2.3 on toolchain 881c1ac408d93bb7adaa3a51dabab9266e82eee8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atoms 2.2.3
[INFO] finished tweaking crates.io crate atoms 2.2.3
[INFO] tweaked toml for crates.io crate atoms 2.2.3 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ddc19626530f9a6ad44f4285aa1d2a13d6c6ef46e08536ed1c7491d70951e59f
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ddc19626530f9a6ad44f4285aa1d2a13d6c6ef46e08536ed1c7491d70951e59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ddc19626530f9a6ad44f4285aa1d2a13d6c6ef46e08536ed1c7491d70951e59f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ddc19626530f9a6ad44f4285aa1d2a13d6c6ef46e08536ed1c7491d70951e59f", kill_on_drop: false }`
[INFO] [stdout] ddc19626530f9a6ad44f4285aa1d2a13d6c6ef46e08536ed1c7491d70951e59f
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06074edaa9aca1ab35ac55c4ddc887e1f2421392c9bc07c25cf8655c0514922d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "06074edaa9aca1ab35ac55c4ddc887e1f2421392c9bc07c25cf8655c0514922d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unescape v0.1.0
[INFO] [stderr]    Compiling atoms v2.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:580:9
[INFO] [stdout]     |
[INFO] [stdout] 580 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:584:5
[INFO] [stdout]     |
[INFO] [stdout] 584 |     try!(write!(f, "{}", left));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:590:13
[INFO] [stdout]     |
[INFO] [stdout] 590 |             try!(write!(f, " "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/value.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 | fn escape_string(text: &AsRef<str>) -> String {
[INFO] [stdout]     |                         ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/value.rs:613:25
[INFO] [stdout]     |
[INFO] [stdout] 613 | fn escape_symbol(text: &AsRef<str>) -> String {
[INFO] [stdout]     |                         ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:738:5
[INFO] [stdout]     |
[INFO] [stdout] 738 |     try!(write!(f, "{}", left));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:744:13
[INFO] [stdout]     |
[INFO] [stdout] 744 |             try!(write!(f, " "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:91:32
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn new<'b>(source: &'b AsRef<[u8]>) -> Parser<&'b [u8]> {
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<[u8]>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let result = try!(self.parse_expression());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:216:26
[INFO] [stdout]     |
[INFO] [stdout] 216 |         if let Some(_) = try!(self.next()) {
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             try!(self.extend_buffer());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try!(self.extend_buffer());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:321:27
[INFO] [stdout]     |
[INFO] [stdout] 321 |         if let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:332:21
[INFO] [stdout]     |
[INFO] [stdout] 332 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:337:21
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:342:21
[INFO] [stdout]     |
[INFO] [stdout] 342 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:343:36
[INFO] [stdout]     |
[INFO] [stdout] 343 |                     Ok(Value::data(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:346:21
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                     Ok(Value::data(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:350:21
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:351:36
[INFO] [stdout]     |
[INFO] [stdout] 351 |                     Ok(Value::code(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |           let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 366 | |             ')' => {
[INFO] [stdout] 367 | |                 try!(self.next());
[INFO] [stdout] 368 | |                 return Ok(Value::Nil)
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |           let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 366 | |             ')' => {
[INFO] [stdout] 367 | |                 try!(self.next());
[INFO] [stdout] 368 | |                 return Ok(Value::Nil)
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:367:17
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:373:21
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |           let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 374 | |             // Nil if immediate close
[INFO] [stdout] 375 | |             ')' => {
[INFO] [stdout] 376 | |                 try!(self.next());
[INFO] [stdout] ...   |
[INFO] [stdout] 383 | |             }
[INFO] [stdout] 384 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |           let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 374 | |             // Nil if immediate close
[INFO] [stdout] 375 | |             ')' => {
[INFO] [stdout] 376 | |                 try!(self.next());
[INFO] [stdout] ...   |
[INFO] [stdout] 383 | |             }
[INFO] [stdout] 384 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:376:17
[INFO] [stdout]     |
[INFO] [stdout] 376 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:390:24
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let next_val = try!(self.unescape_value());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:394:13
[INFO] [stdout]     |
[INFO] [stdout] 394 |             try!(self.consume_comments());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:36:9
[INFO] [stdout]     |
[INFO] [stdout] 36  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |               let value = cons_err!(self, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 396 | |                 ')' => ConsWithoutRight 
[INFO] [stdout] 397 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |               let value = cons_err!(self, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 396 | |                 ')' => ConsWithoutRight 
[INFO] [stdout] 397 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |             try!(self.consume_comments());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:399:30
[INFO] [stdout]     |
[INFO] [stdout] 399 |             if let Some(c) = try!(self.next()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:411:17
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 try!(self.value_from_string(&next_val)),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:412:17
[INFO] [stdout]     |
[INFO] [stdout] 412 |                 try!(self.parse_cons())
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:425:36
[INFO] [stdout]     |
[INFO] [stdout] 425 |         while let Some(&preview) = try!(self.peek()) {
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:427:25
[INFO] [stdout]     |
[INFO] [stdout] 427 |                 let c = try!(self.next()).unwrap();
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:429:41
[INFO] [stdout]     |
[INFO] [stdout] 429 |                 if let Some(follower) = try!(self.next()) {
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |                 let c = try!(self.next()).unwrap();
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:420:49
[INFO] [stdout]     |
[INFO] [stdout] 420 |     fn extract_delimited(&mut self, delimiter: &Fn(char) -> bool, allow_eof: bool) 
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:455:9
[INFO] [stdout]     |
[INFO] [stdout] 455 |         try!(self.next()).unwrap();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:458:24
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let unquoted = try!(self.extract_delimited(&(|c| c == '"'), false));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:461:9
[INFO] [stdout]     |
[INFO] [stdout] 461 |         try!(self.next()).unwrap();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:463:26
[INFO] [stdout]     |
[INFO] [stdout] 463 |         Ok(Value::string(try!(self.parse_text(&unquoted))))
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:470:20
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let text = try!(self.extract_delimited(&default_delimit, true)).escape_special();
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:477:34
[INFO] [stdout]     |
[INFO] [stdout] 477 |     fn parse_text(&mut self, s: &AsRef<str>) -> ParseResult<String> {
[INFO] [stdout]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:489:20
[INFO] [stdout]     |
[INFO] [stdout] 489 |         let text = try!(self.unescape_value());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:523:30
[INFO] [stdout]     |
[INFO] [stdout] 523 |         while let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |         while let Some(c) = try!(self.next()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |         try!(self.consume_whitespace());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:550:30
[INFO] [stdout]     |
[INFO] [stdout] 550 |         while let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 try!(self.consume_line());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:554:17
[INFO] [stdout]     |
[INFO] [stdout] 554 |                 try!(self.consume_whitespace());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:155:32
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn cause(&self) -> Option<&error::Error> { 
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:174:65
[INFO] [stdout]     |
[INFO] [stdout] 174 |         write!(f, "{}:{}: {}", self.line(), self.column(), self.description())
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "06074edaa9aca1ab35ac55c4ddc887e1f2421392c9bc07c25cf8655c0514922d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06074edaa9aca1ab35ac55c4ddc887e1f2421392c9bc07c25cf8655c0514922d", kill_on_drop: false }`
[INFO] [stdout] 06074edaa9aca1ab35ac55c4ddc887e1f2421392c9bc07c25cf8655c0514922d
[INFO] running `Command { std: "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" "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" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+881c1ac408d93bb7adaa3a51dabab9266e82eee8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 829d218bd224932a75b1c169b60b302aec15cd92066932352ccd1382bad8d7cd
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "829d218bd224932a75b1c169b60b302aec15cd92066932352ccd1382bad8d7cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling atoms v2.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:580:9
[INFO] [stdout]     |
[INFO] [stdout] 580 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:584:5
[INFO] [stdout]     |
[INFO] [stdout] 584 |     try!(write!(f, "{}", left));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:590:13
[INFO] [stdout]     |
[INFO] [stdout] 590 |             try!(write!(f, " "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/value.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 | fn escape_string(text: &AsRef<str>) -> String {
[INFO] [stdout]     |                         ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/value.rs:613:25
[INFO] [stdout]     |
[INFO] [stdout] 613 | fn escape_symbol(text: &AsRef<str>) -> String {
[INFO] [stdout]     |                         ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:738:5
[INFO] [stdout]     |
[INFO] [stdout] 738 |     try!(write!(f, "{}", left));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:744:13
[INFO] [stdout]     |
[INFO] [stdout] 744 |             try!(write!(f, " "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:91:32
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn new<'b>(source: &'b AsRef<[u8]>) -> Parser<&'b [u8]> {
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<[u8]>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let result = try!(self.parse_expression());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:216:26
[INFO] [stdout]     |
[INFO] [stdout] 216 |         if let Some(_) = try!(self.next()) {
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             try!(self.extend_buffer());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try!(self.extend_buffer());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:321:27
[INFO] [stdout]     |
[INFO] [stdout] 321 |         if let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:332:21
[INFO] [stdout]     |
[INFO] [stdout] 332 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:337:21
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:342:21
[INFO] [stdout]     |
[INFO] [stdout] 342 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:343:36
[INFO] [stdout]     |
[INFO] [stdout] 343 |                     Ok(Value::data(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:346:21
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                     Ok(Value::data(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:350:21
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:351:36
[INFO] [stdout]     |
[INFO] [stdout] 351 |                     Ok(Value::code(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |           let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 366 | |             ')' => {
[INFO] [stdout] 367 | |                 try!(self.next());
[INFO] [stdout] 368 | |                 return Ok(Value::Nil)
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |           let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 366 | |             ')' => {
[INFO] [stdout] 367 | |                 try!(self.next());
[INFO] [stdout] 368 | |                 return Ok(Value::Nil)
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:367:17
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:373:21
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |           let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 374 | |             // Nil if immediate close
[INFO] [stdout] 375 | |             ')' => {
[INFO] [stdout] 376 | |                 try!(self.next());
[INFO] [stdout] ...   |
[INFO] [stdout] 383 | |             }
[INFO] [stdout] 384 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |           let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 374 | |             // Nil if immediate close
[INFO] [stdout] 375 | |             ')' => {
[INFO] [stdout] 376 | |                 try!(self.next());
[INFO] [stdout] ...   |
[INFO] [stdout] 383 | |             }
[INFO] [stdout] 384 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:376:17
[INFO] [stdout]     |
[INFO] [stdout] 376 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:390:24
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let next_val = try!(self.unescape_value());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:394:13
[INFO] [stdout]     |
[INFO] [stdout] 394 |             try!(self.consume_comments());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:36:9
[INFO] [stdout]     |
[INFO] [stdout] 36  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |               let value = cons_err!(self, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 396 | |                 ')' => ConsWithoutRight 
[INFO] [stdout] 397 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |               let value = cons_err!(self, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 396 | |                 ')' => ConsWithoutRight 
[INFO] [stdout] 397 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |             try!(self.consume_comments());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:399:30
[INFO] [stdout]     |
[INFO] [stdout] 399 |             if let Some(c) = try!(self.next()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:411:17
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 try!(self.value_from_string(&next_val)),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:412:17
[INFO] [stdout]     |
[INFO] [stdout] 412 |                 try!(self.parse_cons())
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:425:36
[INFO] [stdout]     |
[INFO] [stdout] 425 |         while let Some(&preview) = try!(self.peek()) {
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:427:25
[INFO] [stdout]     |
[INFO] [stdout] 427 |                 let c = try!(self.next()).unwrap();
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:429:41
[INFO] [stdout]     |
[INFO] [stdout] 429 |                 if let Some(follower) = try!(self.next()) {
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |                 let c = try!(self.next()).unwrap();
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:420:49
[INFO] [stdout]     |
[INFO] [stdout] 420 |     fn extract_delimited(&mut self, delimiter: &Fn(char) -> bool, allow_eof: bool) 
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:455:9
[INFO] [stdout]     |
[INFO] [stdout] 455 |         try!(self.next()).unwrap();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:458:24
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let unquoted = try!(self.extract_delimited(&(|c| c == '"'), false));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:461:9
[INFO] [stdout]     |
[INFO] [stdout] 461 |         try!(self.next()).unwrap();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:463:26
[INFO] [stdout]     |
[INFO] [stdout] 463 |         Ok(Value::string(try!(self.parse_text(&unquoted))))
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:470:20
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let text = try!(self.extract_delimited(&default_delimit, true)).escape_special();
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:477:34
[INFO] [stdout]     |
[INFO] [stdout] 477 |     fn parse_text(&mut self, s: &AsRef<str>) -> ParseResult<String> {
[INFO] [stdout]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:489:20
[INFO] [stdout]     |
[INFO] [stdout] 489 |         let text = try!(self.unescape_value());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:523:30
[INFO] [stdout]     |
[INFO] [stdout] 523 |         while let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |         while let Some(c) = try!(self.next()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |         try!(self.consume_whitespace());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:550:30
[INFO] [stdout]     |
[INFO] [stdout] 550 |         while let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 try!(self.consume_line());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:554:17
[INFO] [stdout]     |
[INFO] [stdout] 554 |                 try!(self.consume_whitespace());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:155:32
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn cause(&self) -> Option<&error::Error> { 
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:174:65
[INFO] [stdout]     |
[INFO] [stdout] 174 |         write!(f, "{}:{}: {}", self.line(), self.column(), self.description())
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:580:9
[INFO] [stdout]     |
[INFO] [stdout] 580 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:584:5
[INFO] [stdout]     |
[INFO] [stdout] 584 |     try!(write!(f, "{}", left));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:590:13
[INFO] [stdout]     |
[INFO] [stdout] 590 |             try!(write!(f, " "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/value.rs:597:25
[INFO] [stdout]     |
[INFO] [stdout] 597 | fn escape_string(text: &AsRef<str>) -> String {
[INFO] [stdout]     |                         ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/value.rs:613:25
[INFO] [stdout]     |
[INFO] [stdout] 613 | fn escape_symbol(text: &AsRef<str>) -> String {
[INFO] [stdout]     |                         ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:734:9
[INFO] [stdout]     |
[INFO] [stdout] 734 |         try!(write!(f, "("));
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:738:5
[INFO] [stdout]     |
[INFO] [stdout] 738 |     try!(write!(f, "{}", left));
[INFO] [stdout]     |     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/value.rs:744:13
[INFO] [stdout]     |
[INFO] [stdout] 744 |             try!(write!(f, " "));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/parse.rs:91:32
[INFO] [stdout]    |
[INFO] [stdout] 91 |     pub fn new<'b>(source: &'b AsRef<[u8]>) -> Parser<&'b [u8]> {
[INFO] [stdout]    |                                ^^^^^^^^^^^ help: use `dyn`: `dyn AsRef<[u8]>`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]    = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:180:9
[INFO] [stdout]     |
[INFO] [stdout] 180 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:209:9
[INFO] [stdout]     |
[INFO] [stdout] 209 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:211:22
[INFO] [stdout]     |
[INFO] [stdout] 211 |         let result = try!(self.parse_expression());
[INFO] [stdout]     |                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:214:9
[INFO] [stdout]     |
[INFO] [stdout] 214 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:216:26
[INFO] [stdout]     |
[INFO] [stdout] 216 |         if let Some(_) = try!(self.next()) {
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:259:13
[INFO] [stdout]     |
[INFO] [stdout] 259 |             try!(self.extend_buffer());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:270:13
[INFO] [stdout]     |
[INFO] [stdout] 270 |             try!(self.extend_buffer());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:312:9
[INFO] [stdout]     |
[INFO] [stdout] 312 |         try!(self.consume_comments());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:321:27
[INFO] [stdout]     |
[INFO] [stdout] 321 |         if let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                           ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:327:21
[INFO] [stdout]     |
[INFO] [stdout] 327 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:332:21
[INFO] [stdout]     |
[INFO] [stdout] 332 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:337:21
[INFO] [stdout]     |
[INFO] [stdout] 337 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:342:21
[INFO] [stdout]     |
[INFO] [stdout] 342 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:343:36
[INFO] [stdout]     |
[INFO] [stdout] 343 |                     Ok(Value::data(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:346:21
[INFO] [stdout]     |
[INFO] [stdout] 346 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:347:36
[INFO] [stdout]     |
[INFO] [stdout] 347 |                     Ok(Value::data(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:350:21
[INFO] [stdout]     |
[INFO] [stdout] 350 |                     try!(self.next());
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:351:36
[INFO] [stdout]     |
[INFO] [stdout] 351 |                     Ok(Value::code(try!(self.parse_immediate())))
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:365:20
[INFO] [stdout]     |
[INFO] [stdout] 365 |         let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |           let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 366 | |             ')' => {
[INFO] [stdout] 367 | |                 try!(self.next());
[INFO] [stdout] 368 | |                 return Ok(Value::Nil)
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 365 |           let left = try!(cons_side!(self, {self.parse_immediate()}, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 366 | |             ')' => {
[INFO] [stdout] 367 | |                 try!(self.next());
[INFO] [stdout] 368 | |                 return Ok(Value::Nil)
[INFO] [stdout] 369 | |             }
[INFO] [stdout] 370 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:367:17
[INFO] [stdout]     |
[INFO] [stdout] 367 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:373:21
[INFO] [stdout]     |
[INFO] [stdout] 373 |         let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:22:9
[INFO] [stdout]     |
[INFO] [stdout] 22  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |           let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 374 | |             // Nil if immediate close
[INFO] [stdout] 375 | |             ')' => {
[INFO] [stdout] 376 | |                 try!(self.next());
[INFO] [stdout] ...   |
[INFO] [stdout] 383 | |             }
[INFO] [stdout] 384 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:23:27
[INFO] [stdout]     |
[INFO] [stdout] 23  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 373 |           let right = try!(cons_side!(self, {self.parse_cons()},
[INFO] [stdout]     |  __________________________-
[INFO] [stdout] 374 | |             // Nil if immediate close
[INFO] [stdout] 375 | |             ')' => {
[INFO] [stdout] 376 | |                 try!(self.next());
[INFO] [stdout] ...   |
[INFO] [stdout] 383 | |             }
[INFO] [stdout] 384 | |         ));
[INFO] [stdout]     | |_________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:376:17
[INFO] [stdout]     |
[INFO] [stdout] 376 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:390:24
[INFO] [stdout]     |
[INFO] [stdout] 390 |         let next_val = try!(self.unescape_value());
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:394:13
[INFO] [stdout]     |
[INFO] [stdout] 394 |             try!(self.consume_comments());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:36:9
[INFO] [stdout]     |
[INFO] [stdout] 36  |           try!($me.consume_comments());
[INFO] [stdout]     |           ^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |               let value = cons_err!(self, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 396 | |                 ')' => ConsWithoutRight 
[INFO] [stdout] 397 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:37:27
[INFO] [stdout]     |
[INFO] [stdout] 37  |           if let Some(&c) = try!($me.peek()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] ...
[INFO] [stdout] 395 |               let value = cons_err!(self, 
[INFO] [stdout]     |  _________________________-
[INFO] [stdout] 396 | |                 ')' => ConsWithoutRight 
[INFO] [stdout] 397 | |             );
[INFO] [stdout]     | |_____________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:398:13
[INFO] [stdout]     |
[INFO] [stdout] 398 |             try!(self.consume_comments());
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:399:30
[INFO] [stdout]     |
[INFO] [stdout] 399 |             if let Some(c) = try!(self.next()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:411:17
[INFO] [stdout]     |
[INFO] [stdout] 411 |                 try!(self.value_from_string(&next_val)),
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:412:17
[INFO] [stdout]     |
[INFO] [stdout] 412 |                 try!(self.parse_cons())
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:425:36
[INFO] [stdout]     |
[INFO] [stdout] 425 |         while let Some(&preview) = try!(self.peek()) {
[INFO] [stdout]     |                                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:427:25
[INFO] [stdout]     |
[INFO] [stdout] 427 |                 let c = try!(self.next()).unwrap();
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:429:41
[INFO] [stdout]     |
[INFO] [stdout] 429 |                 if let Some(follower) = try!(self.next()) {
[INFO] [stdout]     |                                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:437:25
[INFO] [stdout]     |
[INFO] [stdout] 437 |                 let c = try!(self.next()).unwrap();
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:420:49
[INFO] [stdout]     |
[INFO] [stdout] 420 |     fn extract_delimited(&mut self, delimiter: &Fn(char) -> bool, allow_eof: bool) 
[INFO] [stdout]     |                                                 ^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(char) -> bool`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:455:9
[INFO] [stdout]     |
[INFO] [stdout] 455 |         try!(self.next()).unwrap();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:458:24
[INFO] [stdout]     |
[INFO] [stdout] 458 |         let unquoted = try!(self.extract_delimited(&(|c| c == '"'), false));
[INFO] [stdout]     |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:461:9
[INFO] [stdout]     |
[INFO] [stdout] 461 |         try!(self.next()).unwrap();
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:463:26
[INFO] [stdout]     |
[INFO] [stdout] 463 |         Ok(Value::string(try!(self.parse_text(&unquoted))))
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:470:20
[INFO] [stdout]     |
[INFO] [stdout] 470 |         let text = try!(self.extract_delimited(&default_delimit, true)).escape_special();
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/parse.rs:477:34
[INFO] [stdout]     |
[INFO] [stdout] 477 |     fn parse_text(&mut self, s: &AsRef<str>) -> ParseResult<String> {
[INFO] [stdout]     |                                  ^^^^^^^^^^ help: use `dyn`: `dyn AsRef<str>`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:489:20
[INFO] [stdout]     |
[INFO] [stdout] 489 |         let text = try!(self.unescape_value());
[INFO] [stdout]     |                    ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:523:30
[INFO] [stdout]     |
[INFO] [stdout] 523 |         while let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:525:17
[INFO] [stdout]     |
[INFO] [stdout] 525 |                 try!(self.next());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:538:29
[INFO] [stdout]     |
[INFO] [stdout] 538 |         while let Some(c) = try!(self.next()) {
[INFO] [stdout]     |                             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:549:9
[INFO] [stdout]     |
[INFO] [stdout] 549 |         try!(self.consume_whitespace());
[INFO] [stdout]     |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:550:30
[INFO] [stdout]     |
[INFO] [stdout] 550 |         while let Some(&c) = try!(self.peek()) {
[INFO] [stdout]     |                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:552:17
[INFO] [stdout]     |
[INFO] [stdout] 552 |                 try!(self.consume_line());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/parse.rs:554:17
[INFO] [stdout]     |
[INFO] [stdout] 554 |                 try!(self.consume_whitespace());
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/error.rs:155:32
[INFO] [stdout]     |
[INFO] [stdout] 155 |     fn cause(&self) -> Option<&error::Error> { 
[INFO] [stdout]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2021 edition!
[INFO] [stdout]     = note: for more information, see issue #80165 <https://github.com/rust-lang/rust/issues/80165>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/error.rs:174:65
[INFO] [stdout]     |
[INFO] [stdout] 174 |         write!(f, "{}:{}: {}", self.line(), self.column(), self.description())
[INFO] [stdout]     |                                                                 ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 64 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.63s
[INFO] running `Command { std: "docker" "inspect" "829d218bd224932a75b1c169b60b302aec15cd92066932352ccd1382bad8d7cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "829d218bd224932a75b1c169b60b302aec15cd92066932352ccd1382bad8d7cd", kill_on_drop: false }`
[INFO] [stdout] 829d218bd224932a75b1c169b60b302aec15cd92066932352ccd1382bad8d7cd
