[INFO] cloning repository https://github.com/theSherwood/nock-rs
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/theSherwood/nock-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheSherwood%2Fnock-rs"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheSherwood%2Fnock-rs'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 12130aaced8bfdde427daf70f74bb3f031346248
[INFO] testing theSherwood/nock-rs against 1.44.0 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheSherwood%2Fnock-rs" "/workspace/builds/worker-4/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/theSherwood/nock-rs on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/theSherwood/nock-rs
[INFO] finished tweaking git repo https://github.com/theSherwood/nock-rs
[INFO] tweaked toml for git repo https://github.com/theSherwood/nock-rs written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 067eb1877af50c266b39c6e545130a2de600495058021e86ed41b61b1f1edbad
[INFO] running `"docker" "start" "-a" "067eb1877af50c266b39c6e545130a2de600495058021e86ed41b61b1f1edbad"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling nock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:91:33
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:110:37
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:134:41
[INFO] [stderr]     |
[INFO] [stderr] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:163:43
[INFO] [stderr]     |
[INFO] [stderr] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:166:43
[INFO] [stderr]     |
[INFO] [stderr] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:183:33
[INFO] [stderr]     |
[INFO] [stderr] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:200:37
[INFO] [stderr]     |
[INFO] [stderr] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:202:37
[INFO] [stderr]     |
[INFO] [stderr] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:270:25
[INFO] [stderr]     |
[INFO] [stderr] 270 |                         try!(write!(f, "."));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     try!(write!(f, "{}", c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:282:17
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 try!(write!(f, "["));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:283:17
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 try!(a.print(f, abbrev));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 try!(write!(f, " "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:291:29
[INFO] [stderr]     |
[INFO] [stderr] 291 | ...                   try!(write!(f, " "));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:295:29
[INFO] [stderr]     |
[INFO] [stderr] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:446:25
[INFO] [stderr]     |
[INFO] [stderr] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:447:25
[INFO] [stderr]     |
[INFO] [stderr] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:26
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:473:26
[INFO] [stderr]     |
[INFO] [stderr] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:26
[INFO] [stderr]     |
[INFO] [stderr] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:539:26
[INFO] [stderr]     |
[INFO] [stderr] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:660:23
[INFO] [stderr]     |
[INFO] [stderr] 660 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:661:23
[INFO] [stderr]     |
[INFO] [stderr] 661 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:35
[INFO] [stderr]     |
[INFO] [stderr] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:54
[INFO] [stderr]     |
[INFO] [stderr] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:589:32
[INFO] [stderr]     |
[INFO] [stderr] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:580:30
[INFO] [stderr]     |
[INFO] [stderr] 580 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  |                            return match p.get() {
[INFO] [stderr]     |  __________________________^______-
[INFO] [stderr]     | | _________________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 94  | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | ||                                 if a == b {
[INFO] [stderr] 96  | ||                                     // Yes.
[INFO] [stderr] ...   ||
[INFO] [stderr] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stderr] 104 | ||                         };
[INFO] [stderr]     | ||                         ^
[INFO] [stderr]     | ||_________________________|
[INFO] [stderr]     | |__________________________unreachable expression
[INFO] [stderr]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.06s
[INFO] running `"docker" "inspect" "067eb1877af50c266b39c6e545130a2de600495058021e86ed41b61b1f1edbad"`
[INFO] running `"docker" "rm" "-f" "067eb1877af50c266b39c6e545130a2de600495058021e86ed41b61b1f1edbad"`
[INFO] [stdout] 067eb1877af50c266b39c6e545130a2de600495058021e86ed41b61b1f1edbad
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 33aeb01b930b1656f5de635a2d84276b4b733dcc816720a51352579bd041f303
[INFO] running `"docker" "start" "-a" "33aeb01b930b1656f5de635a2d84276b4b733dcc816720a51352579bd041f303"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling nock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:91:33
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:110:37
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:134:41
[INFO] [stderr]     |
[INFO] [stderr] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:163:43
[INFO] [stderr]     |
[INFO] [stderr] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:166:43
[INFO] [stderr]     |
[INFO] [stderr] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:183:33
[INFO] [stderr]     |
[INFO] [stderr] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:200:37
[INFO] [stderr]     |
[INFO] [stderr] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:202:37
[INFO] [stderr]     |
[INFO] [stderr] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:270:25
[INFO] [stderr]     |
[INFO] [stderr] 270 |                         try!(write!(f, "."));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     try!(write!(f, "{}", c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:282:17
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 try!(write!(f, "["));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:283:17
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 try!(a.print(f, abbrev));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 try!(write!(f, " "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:291:29
[INFO] [stderr]     |
[INFO] [stderr] 291 | ...                   try!(write!(f, " "));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:295:29
[INFO] [stderr]     |
[INFO] [stderr] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:446:25
[INFO] [stderr]     |
[INFO] [stderr] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:447:25
[INFO] [stderr]     |
[INFO] [stderr] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:26
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:473:26
[INFO] [stderr]     |
[INFO] [stderr] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:26
[INFO] [stderr]     |
[INFO] [stderr] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:539:26
[INFO] [stderr]     |
[INFO] [stderr] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:660:23
[INFO] [stderr]     |
[INFO] [stderr] 660 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:661:23
[INFO] [stderr]     |
[INFO] [stderr] 661 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:35
[INFO] [stderr]     |
[INFO] [stderr] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:54
[INFO] [stderr]     |
[INFO] [stderr] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:589:32
[INFO] [stderr]     |
[INFO] [stderr] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:580:30
[INFO] [stderr]     |
[INFO] [stderr] 580 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  |                            return match p.get() {
[INFO] [stderr]     |  __________________________^______-
[INFO] [stderr]     | | _________________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 94  | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | ||                                 if a == b {
[INFO] [stderr] 96  | ||                                     // Yes.
[INFO] [stderr] ...   ||
[INFO] [stderr] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stderr] 104 | ||                         };
[INFO] [stderr]     | ||                         ^
[INFO] [stderr]     | ||_________________________|
[INFO] [stderr]     | |__________________________unreachable expression
[INFO] [stderr]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:91:33
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:110:37
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:134:41
[INFO] [stderr]     |
[INFO] [stderr] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:163:43
[INFO] [stderr]     |
[INFO] [stderr] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:166:43
[INFO] [stderr]     |
[INFO] [stderr] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:183:33
[INFO] [stderr]     |
[INFO] [stderr] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:200:37
[INFO] [stderr]     |
[INFO] [stderr] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:202:37
[INFO] [stderr]     |
[INFO] [stderr] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:270:25
[INFO] [stderr]     |
[INFO] [stderr] 270 |                         try!(write!(f, "."));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     try!(write!(f, "{}", c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:282:17
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 try!(write!(f, "["));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:283:17
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 try!(a.print(f, abbrev));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 try!(write!(f, " "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:291:29
[INFO] [stderr]     |
[INFO] [stderr] 291 | ...                   try!(write!(f, " "));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:295:29
[INFO] [stderr]     |
[INFO] [stderr] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:446:25
[INFO] [stderr]     |
[INFO] [stderr] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:447:25
[INFO] [stderr]     |
[INFO] [stderr] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:26
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:473:26
[INFO] [stderr]     |
[INFO] [stderr] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:26
[INFO] [stderr]     |
[INFO] [stderr] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:539:26
[INFO] [stderr]     |
[INFO] [stderr] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:660:23
[INFO] [stderr]     |
[INFO] [stderr] 660 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:661:23
[INFO] [stderr]     |
[INFO] [stderr] 661 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:35
[INFO] [stderr]     |
[INFO] [stderr] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:54
[INFO] [stderr]     |
[INFO] [stderr] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:589:32
[INFO] [stderr]     |
[INFO] [stderr] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:757:21
[INFO] [stderr]     |
[INFO] [stderr] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:580:30
[INFO] [stderr]     |
[INFO] [stderr] 580 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:757:21
[INFO] [stderr]     |
[INFO] [stderr] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  |                            return match p.get() {
[INFO] [stderr]     |  __________________________^______-
[INFO] [stderr]     | | _________________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 94  | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | ||                                 if a == b {
[INFO] [stderr] 96  | ||                                     // Yes.
[INFO] [stderr] ...   ||
[INFO] [stderr] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stderr] 104 | ||                         };
[INFO] [stderr]     | ||                         ^
[INFO] [stderr]     | ||_________________________|
[INFO] [stderr]     | |__________________________unreachable expression
[INFO] [stderr]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 38 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.32s
[INFO] running `"docker" "inspect" "33aeb01b930b1656f5de635a2d84276b4b733dcc816720a51352579bd041f303"`
[INFO] running `"docker" "rm" "-f" "33aeb01b930b1656f5de635a2d84276b4b733dcc816720a51352579bd041f303"`
[INFO] [stdout] 33aeb01b930b1656f5de635a2d84276b4b733dcc816720a51352579bd041f303
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.44.0" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] dc9adf7eb80e990685b6d46f06ec09125cc0c80d3a7119b51dcc1e4697d3bce3
[INFO] running `"docker" "start" "-a" "dc9adf7eb80e990685b6d46f06ec09125cc0c80d3a7119b51dcc1e4697d3bce3"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:53:41
[INFO] [stderr]    |
[INFO] [stderr] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:55:41
[INFO] [stderr]    |
[INFO] [stderr] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stderr]    |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:91:33
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:110:37
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:134:41
[INFO] [stderr]     |
[INFO] [stderr] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:163:43
[INFO] [stderr]     |
[INFO] [stderr] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:166:43
[INFO] [stderr]     |
[INFO] [stderr] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:183:33
[INFO] [stderr]     |
[INFO] [stderr] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:200:37
[INFO] [stderr]     |
[INFO] [stderr] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:202:37
[INFO] [stderr]     |
[INFO] [stderr] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:270:25
[INFO] [stderr]     |
[INFO] [stderr] 270 |                         try!(write!(f, "."));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     try!(write!(f, "{}", c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:282:17
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 try!(write!(f, "["));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:283:17
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 try!(a.print(f, abbrev));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 try!(write!(f, " "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:291:29
[INFO] [stderr]     |
[INFO] [stderr] 291 | ...                   try!(write!(f, " "));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:67:33
[INFO] [stderr]    |
[INFO] [stderr] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:77:33
[INFO] [stderr]    |
[INFO] [stderr] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:295:29
[INFO] [stderr]     |
[INFO] [stderr] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:446:25
[INFO] [stderr]     |
[INFO] [stderr] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:447:25
[INFO] [stderr]     |
[INFO] [stderr] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/nock.rs:91:33
[INFO] [stderr]    |
[INFO] [stderr] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]    |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:110:37
[INFO] [stderr]     |
[INFO] [stderr] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:134:41
[INFO] [stderr]     |
[INFO] [stderr] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:26
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:473:26
[INFO] [stderr]     |
[INFO] [stderr] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:26
[INFO] [stderr]     |
[INFO] [stderr] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:539:26
[INFO] [stderr]     |
[INFO] [stderr] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:660:23
[INFO] [stderr]     |
[INFO] [stderr] 660 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:148:41
[INFO] [stderr]     |
[INFO] [stderr] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:163:43
[INFO] [stderr]     |
[INFO] [stderr] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:166:43
[INFO] [stderr]     |
[INFO] [stderr] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stderr]     |                                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:661:23
[INFO] [stderr]     |
[INFO] [stderr] 661 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:35
[INFO] [stderr]     |
[INFO] [stderr] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:54
[INFO] [stderr]     |
[INFO] [stderr] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:183:33
[INFO] [stderr]     |
[INFO] [stderr] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:200:37
[INFO] [stderr]     |
[INFO] [stderr] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/nock.rs:202:37
[INFO] [stderr]     |
[INFO] [stderr] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stderr]     |                               ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:589:32
[INFO] [stderr]     |
[INFO] [stderr] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:580:30
[INFO] [stderr]     |
[INFO] [stderr] 580 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:270:25
[INFO] [stderr]     |
[INFO] [stderr] 270 |                         try!(write!(f, "."));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:272:21
[INFO] [stderr]     |
[INFO] [stderr] 272 |                     try!(write!(f, "{}", c));
[INFO] [stderr]     |                     ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:282:17
[INFO] [stderr]     |
[INFO] [stderr] 282 |                 try!(write!(f, "["));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:283:17
[INFO] [stderr]     |
[INFO] [stderr] 283 |                 try!(a.print(f, abbrev));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:284:17
[INFO] [stderr]     |
[INFO] [stderr] 284 |                 try!(write!(f, " "));
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:290:29
[INFO] [stderr]     |
[INFO] [stderr] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  |                            return match p.get() {
[INFO] [stderr]     |  __________________________^______-
[INFO] [stderr]     | | _________________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 94  | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | ||                                 if a == b {
[INFO] [stderr] 96  | ||                                     // Yes.
[INFO] [stderr] ...   ||
[INFO] [stderr] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stderr] 104 | ||                         };
[INFO] [stderr]     | ||                         ^
[INFO] [stderr]     | ||_________________________|
[INFO] [stderr]     | |__________________________unreachable expression
[INFO] [stderr]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:291:29
[INFO] [stderr]     |
[INFO] [stderr] 291 | ...                   try!(write!(f, " "));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 36 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:295:29
[INFO] [stderr]     |
[INFO] [stderr] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:427:13
[INFO] [stderr]     |
[INFO] [stderr] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:446:25
[INFO] [stderr]     |
[INFO] [stderr] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:447:25
[INFO] [stderr]     |
[INFO] [stderr] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stderr]     |                         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:472:26
[INFO] [stderr]     |
[INFO] [stderr] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:473:26
[INFO] [stderr]     |
[INFO] [stderr] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:474:26
[INFO] [stderr]     |
[INFO] [stderr] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:539:26
[INFO] [stderr]     |
[INFO] [stderr] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stderr]     |                          ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:660:23
[INFO] [stderr]     |
[INFO] [stderr] 660 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:661:23
[INFO] [stderr]     |
[INFO] [stderr] 661 |             elts.push(try!(parse(input)));
[INFO] [stderr]     |                       ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:668:35
[INFO] [stderr]     |
[INFO] [stderr] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stderr]     |                                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/lib.rs:670:54
[INFO] [stderr]     |
[INFO] [stderr] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stderr]     |                                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:568:32
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:589:32
[INFO] [stderr]     |
[INFO] [stderr] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]     |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:757:21
[INFO] [stderr]     |
[INFO] [stderr] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]    --> src/lib.rs:580:30
[INFO] [stderr]     |
[INFO] [stderr] 580 |         write!(f, "{}", self.description())
[INFO] [stderr]     |                              ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:757:21
[INFO] [stderr]     |
[INFO] [stderr] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]    --> src/nock.rs:93:25
[INFO] [stderr]     |
[INFO] [stderr] 93  |                            return match p.get() {
[INFO] [stderr]     |  __________________________^______-
[INFO] [stderr]     | | _________________________|
[INFO] [stderr]     | ||
[INFO] [stderr] 94  | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr] 95  | ||                                 if a == b {
[INFO] [stderr] 96  | ||                                     // Yes.
[INFO] [stderr] ...   ||
[INFO] [stderr] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stderr] 104 | ||                         };
[INFO] [stderr]     | ||                         ^
[INFO] [stderr]     | ||_________________________|
[INFO] [stderr]     | |__________________________unreachable expression
[INFO] [stderr]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 38 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/nock-7f944cb2f0efa8fe
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test digit_slice::tests::test_slice ... ok
[INFO] [stdout] test tests::test_axis ... ok
[INFO] [stdout] test tests::test_fold ... ok
[INFO] [stdout] test tests::test_autocons ... ok
[INFO] [stdout] test tests::test_fire ... ok
[INFO] [stdout] test tests::test_cord ... ok
[INFO] [stdout] test tests::test_if ... ok
[INFO] [stdout] test digit_slice::tests::test_msb ... ok
[INFO] [stdout] test tests::test_mug ... ok
[INFO] [stdout] test tests::test_parser ... ok
[INFO] [stdout] test tests::test_same ... ok
[INFO] [stdout] test tests::test_bigint ... ok
[INFO] [stdout] test tests::test_just ... ok
[INFO] [stdout] test tests::test_bump ... ok
[INFO] [stdout] test tests::test_depth ... ok
[INFO] [stdout] test tests::test_misc_nock ... FAILED
[INFO] [stdout] test tests::test_stack ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::test_misc_nock stdout ----
[INFO] [stdout] thread 'tests::test_misc_nock' panicked at 'assertion failed: `(left == right)`
[INFO] [stdout]   left: `"[1 2]"`,
[INFO] [stdout]  right: `"[1 [1  2]]"`', src/lib.rs:751:9
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x560435266994 - backtrace::backtrace::libunwind::trace::hc1c4a1d8ad423b97
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86
[INFO] [stdout]    1:     0x560435266994 - backtrace::backtrace::trace_unsynchronized::h82274781060cb056
[INFO] [stdout]                                at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66
[INFO] [stdout]    2:     0x560435266994 - std::sys_common::backtrace::_print_fmt::h2a45d89b653a4da8
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:78
[INFO] [stdout]    3:     0x560435266994 - <std::sys_common::backtrace::_print::DisplayBacktrace as core::fmt::Display>::fmt::h41a0a93ab85e6aa1
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:59
[INFO] [stdout]    4:     0x56043528f74c - core::fmt::write::hdaea18585065a96d
[INFO] [stdout]                                at src/libcore/fmt/mod.rs:1069
[INFO] [stdout]    5:     0x560435200f75 - std::io::Write::write_fmt::h42f0550b6bd39c6e
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/io/mod.rs:1504
[INFO] [stdout]    6:     0x560435260f81 - std::io::impls::<impl std::io::Write for alloc::boxed::Box<W>>::write_fmt::h223d7b7033cad46d
[INFO] [stdout]                                at src/libstd/io/impls.rs:156
[INFO] [stdout]    7:     0x560435269265 - std::sys_common::backtrace::_print::hd95f9978cc145ca4
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:62
[INFO] [stdout]    8:     0x560435269265 - std::sys_common::backtrace::print::hfb25ca2291be47d0
[INFO] [stdout]                                at src/libstd/sys_common/backtrace.rs:49
[INFO] [stdout]    9:     0x560435269265 - std::panicking::default_hook::{{closure}}::h44f76cee5dc8591c
[INFO] [stdout]                                at src/libstd/panicking.rs:198
[INFO] [stdout]   10:     0x560435268f4b - std::panicking::default_hook::h198e1a712910f1e6
[INFO] [stdout]                                at src/libstd/panicking.rs:215
[INFO] [stdout]   11:     0x5604352698c2 - std::panicking::rust_panic_with_hook::hc0b4730bb8013f9d
[INFO] [stdout]                                at src/libstd/panicking.rs:511
[INFO] [stdout]   12:     0x5604352694ab - rust_begin_unwind
[INFO] [stdout]                                at src/libstd/panicking.rs:419
[INFO] [stdout]   13:     0x56043526941b - std::panicking::begin_panic_fmt::h3693eb684a4f728c
[INFO] [stdout]                                at src/libstd/panicking.rs:373
[INFO] [stdout]   14:     0x5604351e6c47 - nock::tests::produces::h4d755c58c87bc3d7
[INFO] [stdout]                                at src/lib.rs:751
[INFO] [stdout]   15:     0x5604351e8760 - nock::tests::test_misc_nock::h0d1b1eaaedb56a57
[INFO] [stdout]                                at src/lib.rs:893
[INFO] [stdout]   16:     0x5604351e869a - nock::tests::test_misc_nock::{{closure}}::h5985672644311ce8
[INFO] [stdout]                                at src/lib.rs:881
[INFO] [stdout]   17:     0x5604351f16de - core::ops::function::FnOnce::call_once::h6ed3062915929fe6
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stdout]   18:     0x560435228406 - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::hc165f65f4331a55c
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stdout]   19:     0x560435228406 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::hb89f1f769cad07ce
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stdout]   20:     0x560435228406 - std::panicking::try::do_call::h104f7f3dae5a1b29
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stdout]   21:     0x560435228406 - std::panicking::try::h0e20f01361cba753
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stdout]   22:     0x560435228406 - std::panic::catch_unwind::h0bd0c84b5f4cd121
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stdout]   23:     0x560435228406 - test::run_test_in_process::hf34c22adfeb6853d
[INFO] [stdout]                                at src/libtest/lib.rs:541
[INFO] [stdout]   24:     0x560435228406 - test::run_test::run_test_inner::{{closure}}::h40d568b4c10a12f1
[INFO] [stdout]                                at src/libtest/lib.rs:450
[INFO] [stdout]   25:     0x560435200426 - std::sys_common::backtrace::__rust_begin_short_backtrace::hffd9774ad3f2d778
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/sys_common/backtrace.rs:130
[INFO] [stdout]   26:     0x5604352057b5 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::h4594020476cf52d4
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:475
[INFO] [stdout]   27:     0x5604352057b5 - <std::panic::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h9d0a6d45b73e29e4
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:318
[INFO] [stdout]   28:     0x5604352057b5 - std::panicking::try::do_call::h902fd77b30bb3bb7
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:331
[INFO] [stdout]   29:     0x5604352057b5 - std::panicking::try::hc17d3a628e65d49d
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panicking.rs:274
[INFO] [stdout]   30:     0x5604352057b5 - std::panic::catch_unwind::h9c9d49cbb6b18017
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/panic.rs:394
[INFO] [stdout]   31:     0x5604352057b5 - std::thread::Builder::spawn_unchecked::{{closure}}::h6a6f5a333fd631a2
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libstd/thread/mod.rs:474
[INFO] [stdout]   32:     0x5604352057b5 - core::ops::function::FnOnce::call_once{{vtable.shim}}::ha6fb197e0ce57f73
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/libcore/ops/function.rs:232
[INFO] [stdout]   33:     0x5604352700aa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::h1f1fac7de7dd9691
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stdout]   34:     0x5604352700aa - <alloc::boxed::Box<F> as core::ops::function::FnOnce<A>>::call_once::ha031f48633a6af54
[INFO] [stdout]                                at /rustc/49cae55760da0a43428eba73abcb659bb70cf2e4/src/liballoc/boxed.rs:1008
[INFO] [stdout]   35:     0x5604352700aa - std::sys::unix::thread::Thread::new::thread_start::h241864caf436e182
[INFO] [stdout]                                at src/libstd/sys/unix/thread.rs:87
[INFO] [stdout]   36:     0x7f74f18ab609 - start_thread
[INFO] [stdout]   37:     0x7f74f17b7103 - __clone
[INFO] [stdout]   38:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::test_misc_nock
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 16 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--lib'
[INFO] running `"docker" "inspect" "dc9adf7eb80e990685b6d46f06ec09125cc0c80d3a7119b51dcc1e4697d3bce3"`
[INFO] running `"docker" "rm" "-f" "dc9adf7eb80e990685b6d46f06ec09125cc0c80d3a7119b51dcc1e4697d3bce3"`
[INFO] [stdout] dc9adf7eb80e990685b6d46f06ec09125cc0c80d3a7119b51dcc1e4697d3bce3