[INFO] cloning repository https://github.com/genasholkin1/2134
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/genasholkin1/2134" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenasholkin1%2F2134", kill_on_drop: false }`
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[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 07c60e0ad23cc3b261869b9d58d273b4d60a4d60
[INFO] documenting genasholkin1/2134 against beta-2023-04-20 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgenasholkin1%2F2134" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/genasholkin1/2134 on toolchain beta-2023-04-20
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/genasholkin1/2134
[INFO] finished tweaking git repo https://github.com/genasholkin1/2134
[INFO] tweaked toml for git repo https://github.com/genasholkin1/2134 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/genasholkin1/2134 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-04-20" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hex-literal v0.1.1
[INFO] [stderr]   Downloaded num-bigint v0.2.0
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.1
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9b0a0758f83582efa61df2bcad2d3adf5d439187e1c713d421ee4115057df393
[INFO] running `Command { std: "docker" "start" "-a" "9b0a0758f83582efa61df2bcad2d3adf5d439187e1c713d421ee4115057df393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9b0a0758f83582efa61df2bcad2d3adf5d439187e1c713d421ee4115057df393", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b0a0758f83582efa61df2bcad2d3adf5d439187e1c713d421ee4115057df393", kill_on_drop: false }`
[INFO] [stdout] 9b0a0758f83582efa61df2bcad2d3adf5d439187e1c713d421ee4115057df393
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34294fb62bd685cb7a344efd6bdb461df10caecb9298f6d04d289ea0226982d6
[INFO] running `Command { std: "docker" "start" "-a" "34294fb62bd685cb7a344efd6bdb461df10caecb9298f6d04d289ea0226982d6", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]     Checking opaque-debug v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]  Documenting zcash_primitives v0.0.0 (/opt/rustwide/workdir/zcash_primitives)
[INFO] [stderr]  Documenting zcash_wallet v0.0.0 (/opt/rustwide/workdir/zcash_wallet)
[INFO] [stderr]     Checking generic-array v0.9.0
[INFO] [stderr]  Documenting zcash_proofs v0.0.0 (/opt/rustwide/workdir/zcash_proofs)
[INFO] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking block-cipher-trait v0.5.3
[INFO] [stderr]     Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9)
[INFO] [stderr]     Checking aes-soft v0.2.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking aes v0.2.0
[INFO] [stderr]     Checking pairing v0.14.2 (/opt/rustwide/workdir/pairing)
[INFO] [stderr]  Documenting pairing v0.14.2 (/opt/rustwide/workdir/pairing)
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]    --> pairing/src/bls12_381/fq.rs:522:9
[INFO] [stdout]     |
[INFO] [stdout] 522 |         try!(write!(f, "0x"));
[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]    --> pairing/src/bls12_381/fq.rs:524:13
[INFO] [stdout]     |
[INFO] [stdout] 524 |             try!(write!(f, "{:016x}", *i));
[INFO] [stdout]     |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> pairing/src/bls12_381/fr.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         try!(write!(f, "0x"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> pairing/src/bls12_381/fr.rs:71:13
[INFO] [stdout]    |
[INFO] [stdout] 71 |             try!(write!(f, "{:016x}", *i));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]   --> pairing/src/lib.rs:98:29
[INFO] [stdout]    |
[INFO] [stdout] 98 |     fn final_exponentiation(&Self::Fqk) -> Option<Self::Fqk>;
[INFO] [stdout]    |                             ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: &Self::Fqk`
[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 issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]    = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> pairing/src/lib.rs:555:18
[INFO] [stdout]     |
[INFO] [stdout] 555 |     fn from_repr(Self::Repr) -> Result<Self, PrimeFieldDecodingError>;
[INFO] [stdout]     |                  ^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: Self::Repr`
[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 issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> pairing/src/lib.rs:503:39
[INFO] [stdout]     |
[INFO] [stdout] 503 |             _ => write!(f, "{}", self.description()),
[INFO] [stdout]     |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]    --> pairing/src/lib.rs:107:62
[INFO] [stdout]     |
[INFO] [stdout] 107 |             [(&(p.into().prepare()), &(q.into().prepare()))].into_iter(),
[INFO] [stdout]     |                                                              ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = warning: this changes meaning in Rust 2021
[INFO] [stdout]     = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]     = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]     |
[INFO] [stdout] 107 |             [(&(p.into().prepare()), &(q.into().prepare()))].iter(),
[INFO] [stdout]     |                                                              ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]     |
[INFO] [stdout] 107 |             IntoIterator::into_iter([(&(p.into().prepare()), &(q.into().prepare()))]),
[INFO] [stdout]     |             ++++++++++++++++++++++++                                                ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking bellman v0.1.0 (/opt/rustwide/workdir/bellman)
[INFO] [stderr]  Documenting bellman v0.1.0 (/opt/rustwide/workdir/bellman)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> bellman/src/multiexp.rs:148:10
[INFO] [stdout]     |
[INFO] [stdout] 148 | ) -> Box<Future<Item=<G as CurveAffine>::Projective, Error=SynthesisError>>
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 148 | ) -> Box<dyn Future<Item=<G as CurveAffine>::Projective, Error=SynthesisError>>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]    --> bellman/src/multiexp.rs:242:10
[INFO] [stdout]     |
[INFO] [stdout] 242 | ) -> Box<Future<Item=<G as CurveAffine>::Projective, Error=SynthesisError>>
[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/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] help: use `dyn`
[INFO] [stdout]     |
[INFO] [stdout] 242 | ) -> Box<dyn Future<Item=<G as CurveAffine>::Projective, Error=SynthesisError>>
[INFO] [stdout]     |          +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> bellman/src/lib.rs:215:34
[INFO] [stdout]     |
[INFO] [stdout] 215 |             write!(f, "{}", self.description())
[INFO] [stdout]     |                                  ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> bellman/src/groth16/verifier.rs:64:11
[INFO] [stdout]    |
[INFO] [stdout] 64 |         ].into_iter())
[INFO] [stdout]    |           ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 64 |         ].iter())
[INFO] [stdout]    |           ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 60 ~         &E::miller_loop(IntoIterator::into_iter([
[INFO] [stdout] 61 |             (&proof.a.prepare(), &proof.b.prepare()),
[INFO] [stdout] 62 |             (&acc.into_affine().prepare(), &pvk.neg_gamma_g2),
[INFO] [stdout] 63 |             (&proof.c.prepare(), &pvk.neg_delta_g2)
[INFO] [stdout] 64 ~         ]))
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking sapling-crypto v0.0.1 (/opt/rustwide/workdir/sapling-crypto)
[INFO] [stderr]  Documenting sapling-crypto v0.0.1 (/opt/rustwide/workdir/sapling-crypto)
[INFO] [stdout] warning: unclosed HTML tag `E`
[INFO] [stdout]    --> bellman/src/lib.rs:365:51
[INFO] [stdout]     |
[INFO] [stdout] 365 | /// Convenience implementation of ConstraintSystem<E> for mutable references to
[INFO] [stdout]     |                                                   ^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[INFO] [stdout] help: try marking as source code
[INFO] [stdout]     |
[INFO] [stdout] 365 | /// Convenience implementation of `ConstraintSystem<E>` for mutable references to
[INFO] [stdout]     |                                   +                   +
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> sapling-crypto/src/jubjub/fs.rs:53:9
[INFO] [stdout]    |
[INFO] [stdout] 53 |         try!(write!(f, "0x"));
[INFO] [stdout]    |         ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> sapling-crypto/src/jubjub/fs.rs:55:13
[INFO] [stdout]    |
[INFO] [stdout] 55 |             try!(write!(f, "{:016x}", *i));
[INFO] [stdout]    |             ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition
[INFO] [stdout]    --> sapling-crypto/src/jubjub/mod.rs:130:34
[INFO] [stdout]     |
[INFO] [stdout] 130 |     fn circuit_generators(&self, FixedGenerators) -> &[Vec<(E::Fr, E::Fr)>];
[INFO] [stdout]     |                                  ^^^^^^^^^^^^^^^ help: try naming the parameter or explicitly ignoring it: `_: FixedGenerators`
[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 issue #41686 <https://github.com/rust-lang/rust/issues/41686>
[INFO] [stdout]     = note: `#[warn(anonymous_parameters)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fpe v0.1.0
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> sapling-crypto/src/jubjub/mod.rs:354:17
[INFO] [stdout]     |
[INFO] [stdout] 354 |             for mut gen in tmp_params.pedersen_hash_generators.iter().cloned() {
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to <[T; N] as IntoIterator>::into_iter in Rust 2021
[INFO] [stdout]   --> sapling-crypto/src/circuit/sprout/input.rs:78:37
[INFO] [stdout]    |
[INFO] [stdout] 78 |         for (i, layer) in auth_path.into_iter().enumerate() {
[INFO] [stdout]    |                                     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = warning: this changes meaning in Rust 2021
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/IntoIterator-for-arrays.html>
[INFO] [stdout]    = note: `#[warn(array_into_iter)]` on by default
[INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity
[INFO] [stdout]    |
[INFO] [stdout] 78 |         for (i, layer) in auth_path.iter().enumerate() {
[INFO] [stdout]    |                                     ~~~~
[INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value
[INFO] [stdout]    |
[INFO] [stdout] 78 |         for (i, layer) in IntoIterator::into_iter(auth_path).enumerate() {
[INFO] [stdout]    |                           ++++++++++++++++++++++++         ~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]  Documenting zip32 v0.0.0 (/opt/rustwide/workdir/zip32)
[INFO] [stderr]  Documenting librustzcash v0.1.0 (/opt/rustwide/workdir/librustzcash)
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> zip32/src/lib.rs:24:38
[INFO] [stdout]    |
[INFO] [stdout] 24 |     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout]    |                                      ^^                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 24 -     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout] 24 +     static ref JUBJUB: JubjubBls12 = JubjubBls12::new();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary braces around block return value
[INFO] [stdout]   --> librustzcash/src/rustzcash.rs:56:38
[INFO] [stdout]    |
[INFO] [stdout] 56 |     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout]    |                                      ^^                  ^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_braces)]` on by default
[INFO] [stdout] help: remove these braces
[INFO] [stdout]    |
[INFO] [stdout] 56 -     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout] 56 +     static ref JUBJUB: JubjubBls12 = JubjubBls12::new();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "34294fb62bd685cb7a344efd6bdb461df10caecb9298f6d04d289ea0226982d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34294fb62bd685cb7a344efd6bdb461df10caecb9298f6d04d289ea0226982d6", kill_on_drop: false }`
[INFO] [stdout] 34294fb62bd685cb7a344efd6bdb461df10caecb9298f6d04d289ea0226982d6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-04-20" "rustdoc" "--lib" "-Zrustdoc-map" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b67e5e0bf73ca5126c381cd509e38bf687d92710658eb048f0f09d36e187b81
[INFO] running `Command { std: "docker" "start" "-a" "3b67e5e0bf73ca5126c381cd509e38bf687d92710658eb048f0f09d36e187b81", kill_on_drop: false }`
[INFO] [stderr] error: manifest path `/opt/rustwide/workdir/Cargo.toml` is a virtual manifest, but this command requires running against an actual package in this workspace
[INFO] running `Command { std: "docker" "inspect" "3b67e5e0bf73ca5126c381cd509e38bf687d92710658eb048f0f09d36e187b81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b67e5e0bf73ca5126c381cd509e38bf687d92710658eb048f0f09d36e187b81", kill_on_drop: false }`
[INFO] [stdout] 3b67e5e0bf73ca5126c381cd509e38bf687d92710658eb048f0f09d36e187b81
