[INFO] cloning repository https://github.com/theSherwood/nock-rs
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheSherwood%2Fnock-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 12130aaced8bfdde427daf70f74bb3f031346248
[INFO] testing theSherwood/nock-rs against try#db823df02fd0c2cf67b43025ac3fef3f2d743245 for pr-150681
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FtheSherwood%2Fnock-rs" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[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-5-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/theSherwood/nock-rs on toolchain db823df02fd0c2cf67b43025ac3fef3f2d743245
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding num v0.1.43 (available: v0.4.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af558e1aa9314649fe526099d98548a9ba823de3be142aafa421cdd918f59646
[INFO] running `Command { std: "docker" "start" "-a" "af558e1aa9314649fe526099d98548a9ba823de3be142aafa421cdd918f59646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af558e1aa9314649fe526099d98548a9ba823de3be142aafa421cdd918f59646", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af558e1aa9314649fe526099d98548a9ba823de3be142aafa421cdd918f59646", kill_on_drop: false }`
[INFO] [stdout] af558e1aa9314649fe526099d98548a9ba823de3be142aafa421cdd918f59646
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98ba40b71620878918efca7f0d28ca2aa90155d3e8f409ecd58c3bb6cf5a5c06
[INFO] running `Command { std: "docker" "start" "-a" "98ba40b71620878918efca7f0d28ca2aa90155d3e8f409ecd58c3bb6cf5a5c06", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libc v0.2.179
[INFO] [stderr]    Compiling num-bigint v0.1.45
[INFO] [stderr]    Compiling rustc-serialize v0.3.25
[INFO] [stderr]    Compiling num-complex v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num v0.1.43
[INFO] [stderr]    Compiling nock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/digit_slice.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn from_digits(&[u8]) -> Result<Self, Self::Err>;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:53:41
[INFO] [stdout]    |
[INFO] [stdout] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:55:41
[INFO] [stdout]    |
[INFO] [stdout] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:91:33
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:110:37
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:134:41
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:148:41
[INFO] [stdout]     |
[INFO] [stdout] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:163:43
[INFO] [stdout]     |
[INFO] [stdout] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:166:43
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:183:33
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:200:37
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:202:37
[INFO] [stdout]     |
[INFO] [stdout] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:272:21
[INFO] [stdout]     |
[INFO] [stdout] 272 |                     try!(write!(f, "{}", c));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:270:25
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         try!(write!(f, "."));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 try!(write!(f, "["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:283:17
[INFO] [stdout]     |
[INFO] [stdout] 283 |                 try!(a.print(f, abbrev));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 try!(write!(f, " "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:29
[INFO] [stdout]     |
[INFO] [stdout] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:291:29
[INFO] [stdout]     |
[INFO] [stdout] 291 | ...                   try!(write!(f, " "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:295:29
[INFO] [stdout]     |
[INFO] [stdout] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:446:25
[INFO] [stdout]     |
[INFO] [stdout] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:447:25
[INFO] [stdout]     |
[INFO] [stdout] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:472:26
[INFO] [stdout]     |
[INFO] [stdout] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:473:26
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:474:26
[INFO] [stdout]     |
[INFO] [stdout] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:539:26
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:660:23
[INFO] [stdout]     |
[INFO] [stdout] 660 |             elts.push(try!(parse(input)));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:661:23
[INFO] [stdout]     |
[INFO] [stdout] 661 |             elts.push(try!(parse(input)));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:668:35
[INFO] [stdout]     |
[INFO] [stdout] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:670:54
[INFO] [stdout]     |
[INFO] [stdout] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:568:32
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:589:32
[INFO] [stdout]     |
[INFO] [stdout] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 589 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/nock.rs:93:25
[INFO] [stdout]     |
[INFO] [stdout]  93 |                            return match p.get() {
[INFO] [stdout]     |  __________________________^      -
[INFO] [stdout]     | | ________________________________|
[INFO] [stdout]  94 | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stdout]  95 | ||                                 if a == b {
[INFO] [stdout] ...   ||
[INFO] [stdout] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stdout] 104 | ||                         };
[INFO] [stdout]     | ||                         ^
[INFO] [stdout]     | ||_________________________|
[INFO] [stdout]     |  |_________________________unreachable expression
[INFO] [stdout]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:580:30
[INFO] [stdout]     |
[INFO] [stdout] 580 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:114:16
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get(&self) -> NounShape {
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get(&self) -> NounShape<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.04s
[INFO] running `Command { std: "docker" "inspect" "98ba40b71620878918efca7f0d28ca2aa90155d3e8f409ecd58c3bb6cf5a5c06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98ba40b71620878918efca7f0d28ca2aa90155d3e8f409ecd58c3bb6cf5a5c06", kill_on_drop: false }`
[INFO] [stdout] 98ba40b71620878918efca7f0d28ca2aa90155d3e8f409ecd58c3bb6cf5a5c06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 909d4eeb35db765c69ebd12394ee3f3aad1e85ee9d1b3b25a81420a91899be9f
[INFO] running `Command { std: "docker" "start" "-a" "909d4eeb35db765c69ebd12394ee3f3aad1e85ee9d1b3b25a81420a91899be9f", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/digit_slice.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn from_digits(&[u8]) -> Result<Self, Self::Err>;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:53:41
[INFO] [stdout]    |
[INFO] [stdout] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                               ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling nock v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:55:41
[INFO] [stdout]    |
[INFO] [stdout] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:91:33
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:110:37
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:134:41
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:148:41
[INFO] [stdout]     |
[INFO] [stdout] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:163:43
[INFO] [stdout]     |
[INFO] [stdout] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:166:43
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:183:33
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:200:37
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:202:37
[INFO] [stdout]     |
[INFO] [stdout] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:272:21
[INFO] [stdout]     |
[INFO] [stdout] 272 |                     try!(write!(f, "{}", c));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:270:25
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         try!(write!(f, "."));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 try!(write!(f, "["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:283:17
[INFO] [stdout]     |
[INFO] [stdout] 283 |                 try!(a.print(f, abbrev));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 try!(write!(f, " "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:29
[INFO] [stdout]     |
[INFO] [stdout] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:291:29
[INFO] [stdout]     |
[INFO] [stdout] 291 | ...                   try!(write!(f, " "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:295:29
[INFO] [stdout]     |
[INFO] [stdout] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:446:25
[INFO] [stdout]     |
[INFO] [stdout] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:447:25
[INFO] [stdout]     |
[INFO] [stdout] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:472:26
[INFO] [stdout]     |
[INFO] [stdout] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:473:26
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:474:26
[INFO] [stdout]     |
[INFO] [stdout] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:539:26
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:660:23
[INFO] [stdout]     |
[INFO] [stdout] 660 |             elts.push(try!(parse(input)));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:661:23
[INFO] [stdout]     |
[INFO] [stdout] 661 |             elts.push(try!(parse(input)));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:668:35
[INFO] [stdout]     |
[INFO] [stdout] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:670:54
[INFO] [stdout]     |
[INFO] [stdout] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:568:32
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:589:32
[INFO] [stdout]     |
[INFO] [stdout] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 589 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/nock.rs:93:25
[INFO] [stdout]     |
[INFO] [stdout]  93 |                            return match p.get() {
[INFO] [stdout]     |  __________________________^      -
[INFO] [stdout]     | | ________________________________|
[INFO] [stdout]  94 | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stdout]  95 | ||                                 if a == b {
[INFO] [stdout] ...   ||
[INFO] [stdout] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stdout] 104 | ||                         };
[INFO] [stdout]     | ||                         ^
[INFO] [stdout]     | ||_________________________|
[INFO] [stdout]     |  |_________________________unreachable expression
[INFO] [stdout]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:580:30
[INFO] [stdout]     |
[INFO] [stdout] 580 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:114:16
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get(&self) -> NounShape {
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get(&self) -> NounShape<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> src/digit_slice.rs:20:20
[INFO] [stdout]    |
[INFO] [stdout] 20 |     fn from_digits(&[u8]) -> Result<Self, Self::Err>;
[INFO] [stdout]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:53:41
[INFO] [stdout]    |
[INFO] [stdout] 53 | ...                   let p = try!(self.nock_on(subject.clone(),
[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/nock.rs:55:41
[INFO] [stdout]    |
[INFO] [stdout] 55 | ...                   let q = try!(self.nock_on(subject,
[INFO] [stdout]    |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:67:33
[INFO] [stdout]    |
[INFO] [stdout] 67 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:77:33
[INFO] [stdout]    |
[INFO] [stdout] 77 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> src/nock.rs:91:33
[INFO] [stdout]    |
[INFO] [stdout] 91 |                         let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]    |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:110:37
[INFO] [stdout]     |
[INFO] [stdout] 110 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:134:41
[INFO] [stdout]     |
[INFO] [stdout] 134 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:148:41
[INFO] [stdout]     |
[INFO] [stdout] 148 | ...                   let p = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:163:43
[INFO] [stdout]     |
[INFO] [stdout] 163 | ...                   subject = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:166:43
[INFO] [stdout]     |
[INFO] [stdout] 166 | ...                   formula = try!(get_axis(axis, &subject));
[INFO] [stdout]     |                                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:183:33
[INFO] [stdout]     |
[INFO] [stdout] 183 | ...                   try!(self.hint(&subject, b, c));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:200:37
[INFO] [stdout]     |
[INFO] [stdout] 200 | ...                   let a = try!(self.nock_on(subject.clone(),
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/nock.rs:202:37
[INFO] [stdout]     |
[INFO] [stdout] 202 | ...                   let b = try!(self.nock_on(subject, tail.clone()));
[INFO] [stdout]     |                               ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:272:21
[INFO] [stdout]     |
[INFO] [stdout] 272 |                     try!(write!(f, "{}", c));
[INFO] [stdout]     |                     ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:270:25
[INFO] [stdout]     |
[INFO] [stdout] 270 |                         try!(write!(f, "."));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 try!(write!(f, "["));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:283:17
[INFO] [stdout]     |
[INFO] [stdout] 283 |                 try!(a.print(f, abbrev));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:284:17
[INFO] [stdout]     |
[INFO] [stdout] 284 |                 try!(write!(f, " "));
[INFO] [stdout]     |                 ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:290:29
[INFO] [stdout]     |
[INFO] [stdout] 290 | ...                   try!(a.print(f, abbrev));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:291:29
[INFO] [stdout]     |
[INFO] [stdout] 291 | ...                   try!(write!(f, " "));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:295:29
[INFO] [stdout]     |
[INFO] [stdout] 295 | ...                   try!(cur.print(f, abbrev));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:427:13
[INFO] [stdout]     |
[INFO] [stdout] 427 |         Ok((try!(T::from_noun(n)),))
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:446:25
[INFO] [stdout]     |
[INFO] [stdout] 446 |                 let t = try!(T::from_noun(a));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:447:25
[INFO] [stdout]     |
[INFO] [stdout] 447 |                 let u = try!(U::from_noun(b));
[INFO] [stdout]     |                         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:472:26
[INFO] [stdout]     |
[INFO] [stdout] 472 |                 let t1 = try!(T1::from_noun(t1));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:473:26
[INFO] [stdout]     |
[INFO] [stdout] 473 |                 let t2 = try!(T2::from_noun(t2));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:474:26
[INFO] [stdout]     |
[INFO] [stdout] 474 |                 let t3 = try!(T3::from_noun(t3));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:539:26
[INFO] [stdout]     |
[INFO] [stdout] 539 |                 ret.push(try!(T::from_noun(head)));
[INFO] [stdout]     |                          ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:660:23
[INFO] [stdout]     |
[INFO] [stdout] 660 |             elts.push(try!(parse(input)));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:661:23
[INFO] [stdout]     |
[INFO] [stdout] 661 |             elts.push(try!(parse(input)));
[INFO] [stdout]     |                       ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:668:35
[INFO] [stdout]     |
[INFO] [stdout] 668 |                         elts.push(try!(parse_atom(input)))
[INFO] [stdout]     |                                   ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> src/lib.rs:670:54
[INFO] [stdout]     |
[INFO] [stdout] 670 |                     Some(c) if c == '[' => elts.push(try!(parse_cell(input))),
[INFO] [stdout]     |                                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]    --> src/lib.rs:757:27
[INFO] [stdout]     |
[INFO] [stdout] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stdout]     |                           ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:568:32
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 568 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> src/lib.rs:589:32
[INFO] [stdout]     |
[INFO] [stdout] 589 |     fn cause(&self) -> Option<&Error> {
[INFO] [stdout]     |                                ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 589 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stdout]     |                                +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]    --> src/nock.rs:93:25
[INFO] [stdout]     |
[INFO] [stdout]  93 |                            return match p.get() {
[INFO] [stdout]     |  __________________________^      -
[INFO] [stdout]     | | ________________________________|
[INFO] [stdout]  94 | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stdout]  95 | ||                                 if a == b {
[INFO] [stdout] ...   ||
[INFO] [stdout] 103 | ||                             _ => return Err(NockError("same".to_owned())),
[INFO] [stdout] 104 | ||                         };
[INFO] [stdout]     | ||                         ^
[INFO] [stdout]     | ||_________________________|
[INFO] [stdout]     |  |_________________________unreachable expression
[INFO] [stdout]     |                            any code following this `match` expression is unreachable, as all arms diverge
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/lib.rs:580:30
[INFO] [stdout]     |
[INFO] [stdout] 580 |         write!(f, "{}", self.description())
[INFO] [stdout]     |                              ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead
[INFO] [stdout]    --> src/lib.rs:757:38
[INFO] [stdout]     |
[INFO] [stdout] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stdout]     |                                      ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:114:16
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get(&self) -> NounShape {
[INFO] [stdout]     |                ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |                |
[INFO] [stdout]     |                the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 114 |     pub fn get(&self) -> NounShape<'_> {
[INFO] [stdout]     |                                   ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "909d4eeb35db765c69ebd12394ee3f3aad1e85ee9d1b3b25a81420a91899be9f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "909d4eeb35db765c69ebd12394ee3f3aad1e85ee9d1b3b25a81420a91899be9f", kill_on_drop: false }`
[INFO] [stdout] 909d4eeb35db765c69ebd12394ee3f3aad1e85ee9d1b3b25a81420a91899be9f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "RUSTDOCFLAGS=--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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+db823df02fd0c2cf67b43025ac3fef3f2d743245" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 273edaf7c894e4d8e8bebc2c3ff669b5f497d7a2bb60eb006f6769ce54fbb365
[INFO] running `Command { std: "docker" "start" "-a" "273edaf7c894e4d8e8bebc2c3ff669b5f497d7a2bb60eb006f6769ce54fbb365", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stderr]   --> src/digit_slice.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn from_digits(&[u8]) -> Result<Self, Self::Err>;
[INFO] [stderr]    |                    ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &[u8]`
[INFO] [stderr]    |
[INFO] [stderr]    = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018!
[INFO] [stderr]    = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2018/trait-fn-parameters.html>
[INFO] [stderr]    = note: `#[warn(anonymous_parameters)]` (part of `#[warn(rust_2018_compatibility)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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 macro `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]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` (part of `#[warn(rust_2021_compatibility)]`) on by default
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 568 |     fn cause(&self) -> Option<&dyn Error> {
[INFO] [stderr]     |                                +++
[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]     |                                ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021!
[INFO] [stderr]     = note: for more information, see <https://doc.rust-lang.org/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stderr] help: if this is a dyn-compatible trait, use `dyn`
[INFO] [stderr]     |
[INFO] [stderr] 589 |     fn cause(&self) -> Option<&dyn Error> {
[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]  94 | ||                             Shape::Cell(ref a, ref b) => {
[INFO] [stderr]  95 | ||                                 if a == b {
[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)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `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: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stderr]    --> src/lib.rs:114:16
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn get(&self) -> NounShape {
[INFO] [stderr]     |                ^^^^^     ^^^^^^^^^ the same lifetime is hidden here
[INFO] [stderr]     |                |
[INFO] [stderr]     |                the lifetime is elided here
[INFO] [stderr]     |
[INFO] [stderr]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stderr]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stderr] help: use `'_` for type paths
[INFO] [stderr]     |
[INFO] [stderr] 114 |     pub fn get(&self) -> NounShape<'_> {
[INFO] [stderr]     |                                   ++++
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated struct `std::hash::SipHasher`: use `std::hash::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:757:27
[INFO] [stderr]     |
[INFO] [stderr] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                           ^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::hash::SipHasher::new`: use `std::hash::DefaultHasher` instead
[INFO] [stderr]    --> src/lib.rs:757:38
[INFO] [stderr]     |
[INFO] [stderr] 757 |         let mut s = hash::SipHasher::new();
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `nock` (lib) generated 38 warnings (run `cargo fix --lib -p nock` to apply 4 suggestions)
[INFO] [stderr] warning: `nock` (lib test) generated 40 warnings (38 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/nock-e9f2ae9599c2e385)
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test digit_slice::tests::test_slice ... ok
[INFO] [stdout] test tests::test_autocons ... ok
[INFO] [stdout] test tests::test_axis ... ok
[INFO] [stdout] test tests::test_bigint ... ok
[INFO] [stdout] test tests::test_depth ... ok
[INFO] [stdout] test tests::test_fold ... ok
[INFO] [stdout] test tests::test_cord ... ok
[INFO] [stdout] test tests::test_fire ... ok
[INFO] [stdout] test tests::test_just ... ok
[INFO] [stdout] test tests::test_mug ... ok
[INFO] [stderr] 
[INFO] [stderr] thread 'tests::test_stack' (41) panicked at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/vec/mod.rs:1652:18:
[INFO] [stderr] unsafe precondition(s) violated: slice::from_raw_parts requires the pointer to be aligned and non-null, and the total size of the slice not to exceed `isize::MAX`
[INFO] [stderr] 
[INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety.
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x58dbc88dc782 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x58dbc88dc782 - std[3f03f8b59f91bef1]::backtrace_rs::backtrace::trace_unsynchronized::<std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x58dbc88dc782 - std[3f03f8b59f91bef1]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x58dbc88dc782 - <<std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[585f66e14d78f9ba]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x58dbc88f111a - <core[585f66e14d78f9ba]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x58dbc88f111a - core[585f66e14d78f9ba]::fmt::write
[INFO] [stderr]    6:     0x58dbc88e2396 - std[3f03f8b59f91bef1]::io::default_write_fmt::<std[3f03f8b59f91bef1]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:639:11
[INFO] [stderr]    7:     0x58dbc88e2396 - <std[3f03f8b59f91bef1]::sys::stdio::unix::Stderr as std[3f03f8b59f91bef1]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/io/mod.rs:1994:13
[INFO] [stderr]    8:     0x58dbc88baf1f - <std[3f03f8b59f91bef1]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x58dbc88baf1f - std[3f03f8b59f91bef1]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x58dbc88d4a81 - std[3f03f8b59f91bef1]::panicking::default_hook
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x58dbc8864aee - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   12:     0x58dbc8864aee - test[30224e0cb089acd2]::test_main_with_exit_callback::<test[30224e0cb089acd2]::test_main::{closure#0}>::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:145:21
[INFO] [stderr]   13:     0x58dbc88d4c72 - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn for<'a, 'b> core[585f66e14d78f9ba]::ops::function::Fn<(&'a std[3f03f8b59f91bef1]::panic::PanicHookInfo<'b>,), Output = ()> + core[585f66e14d78f9ba]::marker::Sync + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::Fn<(&std[3f03f8b59f91bef1]::panic::PanicHookInfo,)>>::call
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2220:9
[INFO] [stderr]   14:     0x58dbc88d4c72 - std[3f03f8b59f91bef1]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:833:13
[INFO] [stderr]   15:     0x58dbc88bb00a - std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:691:13
[INFO] [stderr]   16:     0x58dbc88b0199 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_end_short_backtrace::<std[3f03f8b59f91bef1]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   17:     0x58dbc88bbe2d - __rustc[caa99d26c7bae192]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:689:5
[INFO] [stderr]   18:     0x58dbc88f164d - core[585f66e14d78f9ba]::panicking::panic_nounwind_fmt::runtime
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panicking.rs:122:22
[INFO] [stderr]   19:     0x58dbc88f164d - core[585f66e14d78f9ba]::panicking::panic_nounwind_fmt
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/intrinsics/mod.rs:2431:9
[INFO] [stderr]   20:     0x58dbc889da84 - core[585f66e14d78f9ba]::slice::raw::from_raw_parts::precondition_check
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ub_checks.rs:73:21
[INFO] [stderr]   21:     0x58dbc88a0b67 - core[585f66e14d78f9ba]::slice::raw::from_raw_parts::<u32>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ub_checks.rs:78:17
[INFO] [stderr]   22:     0x58dbc88a0b67 - <alloc[15e7b27aba85d2e2]::vec::Vec<u32>>::as_slice
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/vec/mod.rs:1652:18
[INFO] [stderr]   23:     0x58dbc88a0b67 - <alloc[15e7b27aba85d2e2]::vec::Vec<u32> as core[585f66e14d78f9ba]::ops::deref::Deref>::deref
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/vec/mod.rs:3641:14
[INFO] [stderr]   24:     0x58dbc88a0b67 - <alloc[15e7b27aba85d2e2]::vec::Vec<u32> as core[585f66e14d78f9ba]::ops::index::Index<core[585f66e14d78f9ba]::ops::range::RangeFull>>::index
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/vec/mod.rs:3716:23
[INFO] [stderr]   25:     0x58dbc889c3a9 - <num_bigint[11b9e95efddbdee6]::biguint::BigUint as core[585f66e14d78f9ba]::ops::arith::AddAssign<&num_bigint[11b9e95efddbdee6]::biguint::BigUint>>::add_assign
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.1.45/src/biguint.rs:446:59
[INFO] [stderr]   26:     0x58dbc889c2e0 - <num_bigint[11b9e95efddbdee6]::biguint::BigUint as core[585f66e14d78f9ba]::ops::arith::Add<&num_bigint[11b9e95efddbdee6]::biguint::BigUint>>::add
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.1.45/src/biguint.rs:434:9
[INFO] [stderr]   27:     0x58dbc885030f - <num_bigint[11b9e95efddbdee6]::biguint::BigUint as core[585f66e14d78f9ba]::ops::arith::Add>::add
[INFO] [stderr]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/num-bigint-0.1.45/src/macros.rs:29:21
[INFO] [stderr]   28:     0x58dbc88571d2 - <nock[a63f9f47edac0605]::tests::VM as nock[a63f9f47edac0605]::nock::Nock>::nock_on
[INFO] [stderr]                                at /opt/rustwide/workdir/src/nock.rs:82:47
[INFO] [stderr]   29:     0x58dbc8856162 - <nock[a63f9f47edac0605]::tests::VM as nock[a63f9f47edac0605]::nock::Nock>::nock_on
[INFO] [stderr]                                at /opt/rustwide/workdir/src/nock.rs:202:47
[INFO] [stderr]   30:     0x58dbc8857375 - <nock[a63f9f47edac0605]::tests::VM as nock[a63f9f47edac0605]::nock::Nock>::nock_on
[INFO] [stderr]                                at /opt/rustwide/workdir/src/nock.rs:91:43
[INFO] [stderr]   31:     0x58dbc885777e - <nock[a63f9f47edac0605]::tests::VM as nock[a63f9f47edac0605]::nock::Nock>::nock_on
[INFO] [stderr]                                at /opt/rustwide/workdir/src/nock.rs:110:47
[INFO] [stderr]   32:     0x58dbc88529ab - nock[a63f9f47edac0605]::tests::produces
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:751:37
[INFO] [stderr]   33:     0x58dbc8852c3e - nock[a63f9f47edac0605]::tests::test_stack
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:913:9
[INFO] [stderr]   34:     0x58dbc8851eb7 - nock[a63f9f47edac0605]::tests::test_stack::{closure#0}
[INFO] [stderr]                                at /opt/rustwide/workdir/src/lib.rs:910:20
[INFO] [stderr]   35:     0x58dbc88516b6 - <nock[a63f9f47edac0605]::tests::test_stack::{closure#0} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   36:     0x58dbc8858e9b - <fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   37:     0x58dbc8858e9b - test[30224e0cb089acd2]::__rust_begin_short_backtrace::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, fn() -> core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:663:18
[INFO] [stderr]   38:     0x58dbc88656fa - test[30224e0cb089acd2]::run_test_in_process::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:74
[INFO] [stderr]   39:     0x58dbc88656fa - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   40:     0x58dbc88656fa - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stderr]   41:     0x58dbc88656fa - std[3f03f8b59f91bef1]::panicking::catch_unwind::<core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>, core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stderr]   42:     0x58dbc88656fa - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<test[30224e0cb089acd2]::run_test_in_process::{closure#0}>, core[585f66e14d78f9ba]::result::Result<(), alloc[15e7b27aba85d2e2]::string::String>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stderr]   43:     0x58dbc88656fa - test[30224e0cb089acd2]::run_test_in_process
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:686:27
[INFO] [stderr]   44:     0x58dbc88656fa - test[30224e0cb089acd2]::run_test::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:607:43
[INFO] [stderr]   45:     0x58dbc885fbc4 - test[30224e0cb089acd2]::run_test::{closure#1}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/test/src/lib.rs:637:41
[INFO] [stderr]   46:     0x58dbc885fbc4 - std[3f03f8b59f91bef1]::sys::backtrace::__rust_begin_short_backtrace::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   47:     0x58dbc88681f2 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:91:13
[INFO] [stderr]   48:     0x58dbc88681f2 - <core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stderr]   49:     0x58dbc88681f2 - std[3f03f8b59f91bef1]::panicking::catch_unwind::do_call::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:581:40
[INFO] [stderr]   50:     0x58dbc88681f2 - std[3f03f8b59f91bef1]::panicking::catch_unwind::<(), core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panicking.rs:544:19
[INFO] [stderr]   51:     0x58dbc88681f2 - std[3f03f8b59f91bef1]::panic::catch_unwind::<core[585f66e14d78f9ba]::panic::unwind_safe::AssertUnwindSafe<std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/panic.rs:359:14
[INFO] [stderr]   52:     0x58dbc88681f2 - std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked::<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/thread/lifecycle.rs:89:26
[INFO] [stderr]   53:     0x58dbc88681f2 - <std[3f03f8b59f91bef1]::thread::lifecycle::spawn_unchecked<test[30224e0cb089acd2]::run_test::{closure#1}, ()>::{closure#1} as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   54:     0x58dbc88dc02f - <alloc[15e7b27aba85d2e2]::boxed::Box<dyn core[585f66e14d78f9ba]::ops::function::FnOnce<(), Output = ()> + core[585f66e14d78f9ba]::marker::Send> as core[585f66e14d78f9ba]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/alloc/src/boxed.rs:2206:9
[INFO] [stderr]   55:     0x58dbc88dc02f - <std[3f03f8b59f91bef1]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/db823df02fd0c2cf67b43025ac3fef3f2d743245/library/std/src/sys/thread/unix.rs:119:17
[INFO] [stderr]   56:     0x71d670410aa4 - <unknown>
[INFO] [stderr]   57:     0x71d67049da64 - clone
[INFO] [stderr]   58:                0x0 - <unknown>
[INFO] [stderr] thread caused non-unwinding panic. aborting.
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/target/debug/deps/nock-e9f2ae9599c2e385` (signal: 6, SIGABRT: process abort signal)
[INFO] running `Command { std: "docker" "inspect" "273edaf7c894e4d8e8bebc2c3ff669b5f497d7a2bb60eb006f6769ce54fbb365", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "273edaf7c894e4d8e8bebc2c3ff669b5f497d7a2bb60eb006f6769ce54fbb365", kill_on_drop: false }`
[INFO] [stdout] 273edaf7c894e4d8e8bebc2c3ff669b5f497d7a2bb60eb006f6769ce54fbb365
