[INFO] cloning repository https://github.com/LEAD-Anoy74/librustzero
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LEAD-Anoy74/librustzero" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLEAD-Anoy74%2Flibrustzero", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLEAD-Anoy74%2Flibrustzero'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6fe21bf2cbf4ec317e75eb01d33c41fd1c4ea2bf
[INFO] checking LEAD-Anoy74/librustzero against master#4d1bd0db7f489b22c6d8aa2385937a95412c015b for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLEAD-Anoy74%2Flibrustzero" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LEAD-Anoy74/librustzero on toolchain 4d1bd0db7f489b22c6d8aa2385937a95412c015b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LEAD-Anoy74/librustzero
[INFO] finished tweaking git repo https://github.com/LEAD-Anoy74/librustzero
[INFO] tweaked toml for git repo https://github.com/LEAD-Anoy74/librustzero written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/LEAD-Anoy74/librustzero 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" "+4d1bd0db7f489b22c6d8aa2385937a95412c015b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking LEAD-Anoy74/librustzero against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLEAD-Anoy74%2Flibrustzero" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LEAD-Anoy74/librustzero on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LEAD-Anoy74/librustzero
[INFO] finished tweaking git repo https://github.com/LEAD-Anoy74/librustzero
[INFO] tweaked toml for git repo https://github.com/LEAD-Anoy74/librustzero written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LEAD-Anoy74/librustzero 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating git repository `https://github.com/gtank/blake2-rfc`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking LEAD-Anoy74/librustzero against try#785364c7e5e0804473a3fddfb579798ea14e3493 for pr-114682
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLEAD-Anoy74%2Flibrustzero" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/LEAD-Anoy74/librustzero on toolchain 785364c7e5e0804473a3fddfb579798ea14e3493
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/LEAD-Anoy74/librustzero
[INFO] finished tweaking git repo https://github.com/LEAD-Anoy74/librustzero
[INFO] tweaked toml for git repo https://github.com/LEAD-Anoy74/librustzero written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/LEAD-Anoy74/librustzero 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" "+785364c7e5e0804473a3fddfb579798ea14e3493" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_metadata v0.5.8
[INFO] [stderr]   Downloaded num-bigint v0.2.0
[INFO] [stderr]   Downloaded serde v1.0.75
[INFO] [stderr]   Downloaded if_chain v0.1.3
[INFO] [stderr]   Downloaded opaque-debug v0.1.1
[INFO] [stderr]   Downloaded gcc v0.3.54
[INFO] [stderr]   Downloaded cc v1.0.22
[INFO] [stderr]   Downloaded serde_derive v1.0.75
[INFO] [stderr]   Downloaded hex-literal-impl v0.1.1
[INFO] [stderr]   Downloaded hex-literal v0.1.1
[INFO] [stderr]   Downloaded proc-macro-hack-impl v0.4.0
[INFO] [stderr]   Downloaded fpe v0.1.0
[INFO] [stderr]   Downloaded block-cipher-trait v0.5.3
[INFO] [stderr]   Downloaded proc-macro-hack v0.4.0
[INFO] [stderr]   Downloaded stream-cipher v0.1.1
[INFO] [stderr]   Downloaded memchr v2.0.2
[INFO] [stderr]   Downloaded proc-macro2 v0.4.14
[INFO] [stderr]   Downloaded aes-soft v0.2.0
[INFO] [stderr]   Downloaded aesni v0.4.1
[INFO] [stderr]   Downloaded aes v0.2.0
[INFO] [stderr]   Downloaded regex v1.0.4
[INFO] [stderr]   Downloaded clippy_lints v0.0.200
[INFO] [stderr]   Downloaded clippy v0.0.200
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2372f5cdb3338e49a60101b1b65e082a3f4c2df8c9c92fe18d1a33b8f63fb9ad
[INFO] running `Command { std: "docker" "start" "-a" "2372f5cdb3338e49a60101b1b65e082a3f4c2df8c9c92fe18d1a33b8f63fb9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2372f5cdb3338e49a60101b1b65e082a3f4c2df8c9c92fe18d1a33b8f63fb9ad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2372f5cdb3338e49a60101b1b65e082a3f4c2df8c9c92fe18d1a33b8f63fb9ad", kill_on_drop: false }`
[INFO] [stdout] 2372f5cdb3338e49a60101b1b65e082a3f4c2df8c9c92fe18d1a33b8f63fb9ad
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+785364c7e5e0804473a3fddfb579798ea14e3493" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b032436d6b5daef3995ff8d79cb58bad5d71c95f53f8d0455c56bde361c1b091
[INFO] running `Command { std: "docker" "start" "-a" "b032436d6b5daef3995ff8d79cb58bad5d71c95f53f8d0455c56bde361c1b091", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.40
[INFO] [stderr]     Checking byteorder v1.2.2
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking futures v0.1.21
[INFO] [stderr]     Checking crossbeam v0.3.2
[INFO] [stderr]     Checking bit-vec v0.4.4
[INFO] [stderr]     Checking nodrop v0.1.12
[INFO] [stderr]     Checking constant_time_eq v0.1.3
[INFO] [stderr]    Compiling proc-macro-hack-impl v0.4.0
[INFO] [stderr]    Compiling num-traits v0.2.5
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-bigint v0.2.0
[INFO] [stderr]     Checking opaque-debug v0.1.1
[INFO] [stderr]     Checking byte-tools v0.2.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]     Checking lazy_static v1.0.0
[INFO] [stderr]     Checking zcash_wallet v0.0.0 (/opt/rustwide/workdir/zcash_wallet)
[INFO] [stderr]     Checking zcash_proofs v0.0.0 (/opt/rustwide/workdir/zcash_proofs)
[INFO] [stderr]     Checking zcash_primitives v0.0.0 (/opt/rustwide/workdir/zcash_primitives)
[INFO] [stderr]     Checking blake2-rfc v0.2.18 (https://github.com/gtank/blake2-rfc?rev=7a5b5fc99ae483a0043db7547fb79a6fa44b88a9#7a5b5fc9)
[INFO] [stderr]    Compiling proc-macro-hack v0.4.0
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking num_cpus v1.8.0
[INFO] [stderr]     Checking time v0.1.40
[INFO] [stderr]    Compiling hex-literal-impl v0.1.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking hex-literal v0.1.1
[INFO] [stderr]     Checking pairing v0.14.2 (/opt/rustwide/workdir/pairing)
[INFO] [stderr]     Checking rand v0.3.22
[INFO] [stderr]     Checking futures-cpupool v0.1.8
[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] [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 generic-array v0.9.0
[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] [stderr]     Checking digest v0.7.2
[INFO] [stderr]     Checking block-cipher-trait v0.5.3
[INFO] [stderr]     Checking aes-soft v0.2.0
[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] [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] [stderr]     Checking aes v0.2.0
[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: 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: 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]    --> 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: 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: 8 warnings emitted
[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] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> bellman/tests/mimc.rs:111:17
[INFO] [stdout]     |
[INFO] [stdout] 111 |             let mut tmp_value = xl_value.map(|mut e| {
[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: variable does not need to be mutable
[INFO] [stdout]    --> bellman/tests/mimc.rs:116:17
[INFO] [stdout]     |
[INFO] [stdout] 116 |             let mut tmp = cs.alloc(|| "tmp", || {
[INFO] [stdout]     |                 ----^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> bellman/tests/mimc.rs:130:17
[INFO] [stdout]     |
[INFO] [stdout] 130 |             let mut new_xl_value = xl_value.map(|mut e| {
[INFO] [stdout]     |                 ----^^^^^^^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> bellman/tests/mimc.rs:137:17
[INFO] [stdout]     |
[INFO] [stdout] 137 |             let mut new_xl = if i == (MIMC_ROUNDS-1) {
[INFO] [stdout]     |                 ----^^^^^^
[INFO] [stdout]     |                 |
[INFO] [stdout]     |                 help: remove this `mut`
[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 fpe v0.1.0
[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: 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: 4 warnings emitted
[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] [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]     Checking librustzcash v0.1.0 (/opt/rustwide/workdir/librustzcash)
[INFO] [stderr]     Checking zip32 v0.0.0 (/opt/rustwide/workdir/zip32)
[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: 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 trailing semicolon
[INFO] [stdout]    --> zip32/src/lib.rs:735:10
[INFO] [stdout]     |
[INFO] [stdout] 735 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> zip32/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> librustzcash/src/rustzcash.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | / lazy_static! {
[INFO] [stdout] 56 | |     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> zip32/src/lib.rs:23:1
[INFO] [stdout]    |
[INFO] [stdout] 23 | / lazy_static! {
[INFO] [stdout] 24 | |     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout] 25 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> librustzcash/src/tests/key_components.rs:30:6
[INFO] [stdout]    |
[INFO] [stdout] 30 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> librustzcash/src/tests/notes.rs:22:6
[INFO] [stdout]    |
[INFO] [stdout] 22 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> librustzcash/src/tests/signatures.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> librustzcash/src/tests/mod.rs:19:6
[INFO] [stdout]    |
[INFO] [stdout] 19 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[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: use of deprecated constant `std::sync::ONCE_INIT`: the `new` function is now preferred
[INFO] [stdout]   --> librustzcash/src/rustzcash.rs:55:1
[INFO] [stdout]    |
[INFO] [stdout] 55 | / lazy_static! {
[INFO] [stdout] 56 | |     static ref JUBJUB: JubjubBls12 = { JubjubBls12::new() };
[INFO] [stdout] 57 | | }
[INFO] [stdout]    | |_^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout]    = note: this warning originates in the macro `__lazy_static_create` which comes from the expansion of the macro `lazy_static` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]    --> sapling-crypto/src/jubjub/mod.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 |     let test_repr = hex!("9d12b88b08dcbef8a11ee0712d94cb236ee2f4ca17317075bfafc82ce3139d31");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]    --> sapling-crypto/src/jubjub/mod.rs:426:21
[INFO] [stdout]     |
[INFO] [stdout] 426 |     let test_repr = hex!("9d12b88b08dcbef8a11ee0712d94cb236ee2f4ca17317075bfafc82ce3139db1");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]    --> sapling-crypto/src/circuit/blake2s.rs:342:24
[INFO] [stdout]     |
[INFO] [stdout] 342 |         let expected = hex!("c59f682376d137f3f255e671e207d1f2374ebe504e9314208a52d9f88d69e8c8");
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: proc-macro derive panicked
[INFO] [stdout]    --> sapling-crypto/src/circuit/sha256.rs:330:24
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let expected = hex!("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: message: assertion failed: source.starts_with(prefix)
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]    --> sapling-crypto/src/circuit/sha256.rs:330:24
[INFO] [stdout]     |
[INFO] [stdout] 330 |         let expected = hex!("e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855");
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]    --> sapling-crypto/src/circuit/blake2s.rs:342:24
[INFO] [stdout]     |
[INFO] [stdout] 342 |         let expected = hex!("c59f682376d137f3f255e671e207d1f2374ebe504e9314208a52d9f88d69e8c8");
[INFO] [stdout]     |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]    --> sapling-crypto/src/jubjub/mod.rs:426:21
[INFO] [stdout]     |
[INFO] [stdout] 426 |     let test_repr = hex!("9d12b88b08dcbef8a11ee0712d94cb236ee2f4ca17317075bfafc82ce3139db1");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `proc_macro_call` in this scope
[INFO] [stdout]    --> sapling-crypto/src/jubjub/mod.rs:415:21
[INFO] [stdout]     |
[INFO] [stdout] 415 |     let test_repr = hex!("9d12b88b08dcbef8a11ee0712d94cb236ee2f4ca17317075bfafc82ce3139d31");
[INFO] [stdout]     |                     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `hex` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead
[INFO] [stdout]   --> 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: 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] [stdout] error: aborting due to 8 previous errors; 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sapling-crypto` (lib test) due to 9 previous errors; 3 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "b032436d6b5daef3995ff8d79cb58bad5d71c95f53f8d0455c56bde361c1b091", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b032436d6b5daef3995ff8d79cb58bad5d71c95f53f8d0455c56bde361c1b091", kill_on_drop: false }`
[INFO] [stdout] b032436d6b5daef3995ff8d79cb58bad5d71c95f53f8d0455c56bde361c1b091
