[INFO] fetching crate dusk-jubjub 0.13.1...
[INFO] checking dusk-jubjub-0.13.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate dusk-jubjub 0.13.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate dusk-jubjub 0.13.1 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-6-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate dusk-jubjub 0.13.1
[INFO] finished tweaking crates.io crate dusk-jubjub 0.13.1
[INFO] tweaked toml for crates.io crate dusk-jubjub 0.13.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded derive-hex v0.1.2
[INFO] [stderr]   Downloaded dusk-bytes v0.1.7
[INFO] [stderr]   Downloaded blake2 v0.9.2
[INFO] [stderr]   Downloaded dusk-bls12_381 v0.12.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 97665cd763edb605bcc717669b2dfb1d8fab30e6aecd365f1022148b7bcd55b4
[INFO] running `Command { std: "docker" "start" "-a" "97665cd763edb605bcc717669b2dfb1d8fab30e6aecd365f1022148b7bcd55b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "97665cd763edb605bcc717669b2dfb1d8fab30e6aecd365f1022148b7bcd55b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97665cd763edb605bcc717669b2dfb1d8fab30e6aecd365f1022148b7bcd55b4", kill_on_drop: false }`
[INFO] [stdout] 97665cd763edb605bcc717669b2dfb1d8fab30e6aecd365f1022148b7bcd55b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 149b7e157183486550e60ed24537eebd698bb16321264209da75f2049aa8d6fe
[INFO] running `Command { std: "docker" "start" "-a" "149b7e157183486550e60ed24537eebd698bb16321264209da75f2049aa8d6fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling rayon-core v1.12.1
[INFO] [stderr]     Checking memchr v2.7.2
[INFO] [stderr]     Checking either v1.10.0
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking regex-syntax v0.8.3
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rayon v1.10.0
[INFO] [stderr]     Checking regex-automata v0.4.6
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking walkdir v2.5.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking serde_json v1.0.115
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking blake2 v0.9.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling derive-hex v0.1.2
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Checking dusk-bytes v0.1.7
[INFO] [stderr]     Checking dusk-bls12_381 v0.12.3
[INFO] [stderr]     Checking dusk-jubjub v0.13.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/fr/dusk.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:46:39
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]   --> src/fr/dusk.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::cmp::{Ord, Ordering, PartialOrd};
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Ord` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]   --> src/fr/dusk.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::cmp::{Ord, Ordering, PartialOrd};
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/fr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:46:39
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/fr/dusk.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:46:39
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `Ord` is imported redundantly
[INFO] [stdout]   --> src/fr/dusk.rs:13:17
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::cmp::{Ord, Ordering, PartialOrd};
[INFO] [stdout]    |                 ^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `Ord` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `PartialOrd` is imported redundantly
[INFO] [stdout]   --> src/fr/dusk.rs:13:32
[INFO] [stdout]    |
[INFO] [stdout] 13 | use core::cmp::{Ord, Ordering, PartialOrd};
[INFO] [stdout]    |                                ^^^^^^^^^^
[INFO] [stdout]   --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:38:13
[INFO] [stdout]    |
[INFO] [stdout]    = note: the item `PartialOrd` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TryInto` is imported redundantly
[INFO] [stdout]  --> src/fr.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use core::convert::TryInto;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/30f74ff0dc4d66debc8b50724c446f817e5f75f4/library/core/src/prelude/mod.rs:46:39
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `TryInto` is already defined here
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `sqrt` found for struct `BlsScalar` in the current scope
[INFO] [stdout]    --> benches/fq_bench.rs:46:54
[INFO] [stdout]     |
[INFO] [stdout] 46  |     c.bench_function("Fq sqrt", |b| b.iter(move || n.sqrt()));
[INFO] [stdout]     |                                                      ^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ff-0.13.0/src/lib.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn sqrt(&self) -> CtOption<Self> {
[INFO] [stdout]     |        ---- the method is available for `BlsScalar` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: trait `Field` which provides `sqrt` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout] 1   + use ff::Field;
[INFO] [stdout]     |
[INFO] [stdout] help: there is a method `sqrt_alt` with a similar name
[INFO] [stdout]     |
[INFO] [stdout] 46  |     c.bench_function("Fq sqrt", |b| b.iter(move || n.sqrt_alt()));
[INFO] [stdout]     |                                                      ~~~~~~~~
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dusk-jubjub` (bench "fq_bench") due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "149b7e157183486550e60ed24537eebd698bb16321264209da75f2049aa8d6fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149b7e157183486550e60ed24537eebd698bb16321264209da75f2049aa8d6fe", kill_on_drop: false }`
[INFO] [stdout] 149b7e157183486550e60ed24537eebd698bb16321264209da75f2049aa8d6fe
