[INFO] cloning repository https://github.com/sunhuachuang/sun-learning-zkp
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sunhuachuang/sun-learning-zkp" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunhuachuang%2Fsun-learning-zkp", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunhuachuang%2Fsun-learning-zkp'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8aa3d520481df376ef4ae1efd273e4612aa7e6d3
[INFO] testing sunhuachuang/sun-learning-zkp against beta-2020-10-09 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsunhuachuang%2Fsun-learning-zkp" "/workspace/builds/worker-1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sunhuachuang/sun-learning-zkp on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/sunhuachuang/sun-learning-zkp
[INFO] removed path dependency bellman from git repo https://github.com/sunhuachuang/sun-learning-zkp
[INFO] removed path dependency bellman_ce from git repo https://github.com/sunhuachuang/sun-learning-zkp
[INFO] removed path dependency ff from git repo https://github.com/sunhuachuang/sun-learning-zkp
[INFO] removed path dependency pairing from git repo https://github.com/sunhuachuang/sun-learning-zkp
[INFO] finished tweaking git repo https://github.com/sunhuachuang/sun-learning-zkp
[INFO] tweaked toml for git repo https://github.com/sunhuachuang/sun-learning-zkp written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate git repo https://github.com/sunhuachuang/sun-learning-zkp already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (bellman) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (bellman_ce) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (ff) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (pairing) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /workspace/builds/worker-1/source/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag.
[INFO] the lockfile is outdated, regenerating it
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (bellman) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (bellman_ce) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (ff) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (pairing) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitvec v0.18.4
[INFO] [stderr]   Downloaded group v0.8.0
[INFO] [stderr]   Downloaded wyz v0.2.0
[INFO] [stderr]   Downloaded ff_ce v0.10.3
[INFO] [stderr]   Downloaded ff_derive_ce v0.8.0
[INFO] [stderr]   Downloaded radium v0.4.1
[INFO] [stderr]   Downloaded blake2s_simd v0.5.10
[INFO] [stderr]   Downloaded pairing_ce v0.21.1
[INFO] [stderr]   Downloaded funty v1.0.1
[INFO] [stderr]   Downloaded bellman_ce v0.3.5
[INFO] [stderr]   Downloaded ff v0.8.0
[INFO] [stderr]   Downloaded pairing v0.18.0
[INFO] [stderr]   Downloaded bellman v0.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0def4115938a36ed1274e18e98f8d55759ba089a59c971b5e81f3035940f63ff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "0def4115938a36ed1274e18e98f8d55759ba089a59c971b5e81f3035940f63ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0def4115938a36ed1274e18e98f8d55759ba089a59c971b5e81f3035940f63ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0def4115938a36ed1274e18e98f8d55759ba089a59c971b5e81f3035940f63ff", kill_on_drop: false }`
[INFO] [stdout] 0def4115938a36ed1274e18e98f8d55759ba089a59c971b5e81f3035940f63ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 75a69ad0c16e0093e8dbac893b51c72bdbfb94593ddb0ab7276eb8a9924823b5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "75a69ad0c16e0093e8dbac893b51c72bdbfb94593ddb0ab7276eb8a9924823b5", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (bellman) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (bellman_ce) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (ff) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (pairing) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.45
[INFO] [stderr]    Compiling radium v0.4.1
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling once_cell v1.4.1
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling funty v1.0.1
[INFO] [stderr]    Compiling futures-sink v0.3.6
[INFO] [stderr]    Compiling futures-core v0.3.6
[INFO] [stderr]    Compiling futures-io v0.3.6
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling hex v0.4.2
[INFO] [stderr]    Compiling arrayref v0.3.6
[INFO] [stderr]    Compiling futures v0.1.30
[INFO] [stderr]    Compiling arrayvec v0.5.1
[INFO] [stderr]    Compiling constant_time_eq v0.1.5
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling futures-channel v0.3.6
[INFO] [stderr]    Compiling futures-task v0.3.6
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling blake2s_simd v0.5.10
[INFO] [stderr]    Compiling bitvec v0.18.4
[INFO] [stderr]    Compiling crossbeam-deque v0.7.3
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling futures-cpupool v0.1.8
[INFO] [stderr]    Compiling num-integer v0.1.43
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling ff_derive_ce v0.8.0
[INFO] [stderr]    Compiling ff v0.8.0
[INFO] [stderr]    Compiling group v0.8.0
[INFO] [stderr]    Compiling pairing v0.18.0
[INFO] [stderr]    Compiling bellman v0.8.0
[INFO] [stderr]    Compiling ff_ce v0.10.3
[INFO] [stderr]    Compiling pairing_ce v0.21.1
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling futures-util v0.3.6
[INFO] [stderr]    Compiling futures-executor v0.3.6
[INFO] [stderr]    Compiling futures v0.3.6
[INFO] [stderr]    Compiling bellman_ce v0.3.5
[INFO] [stderr]    Compiling learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 57.69s
[INFO] running `Command { std: "docker" "inspect" "75a69ad0c16e0093e8dbac893b51c72bdbfb94593ddb0ab7276eb8a9924823b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "75a69ad0c16e0093e8dbac893b51c72bdbfb94593ddb0ab7276eb8a9924823b5", kill_on_drop: false }`
[INFO] [stdout] 75a69ad0c16e0093e8dbac893b51c72bdbfb94593ddb0ab7276eb8a9924823b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] c190f578882f39cbe0e75bd2c60499c6d565071a2ba6eabade205f2c1b63150e
[INFO] running `Command { std: "docker" "start" "-a" "c190f578882f39cbe0e75bd2c60499c6d565071a2ba6eabade205f2c1b63150e", kill_on_drop: false }`
[INFO] [stderr] warning: dependency (bellman) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (bellman_ce) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (ff) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr] warning: dependency (pairing) specified without providing a local path, Git repository, or version to use. This will be considered an error in future versions
[INFO] [stderr]    Compiling learning v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0601]: `main` function not found in crate `bellman_ce_mimc`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `examples/bellman-ce-mimc.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `bellman_ce_sha256`
[INFO] [stdout]   |
[INFO] [stdout]   = note: consider adding a `main` function to `examples/bellman-ce-sha256.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `learning`
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0601`.
[INFO] [stdout] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `pairing::bls12_381`
[INFO] [stdout]  --> examples/bellman-sha256.rs:9:15
[INFO] [stdout]   |
[INFO] [stdout] 9 | use pairing::{bls12_381::Bls12, Engine};
[INFO] [stdout]   |               ^^^^^^^^^ help: a similar path exists: `bellman_ce::pairing::bls12_381`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `ff::ScalarEngine`
[INFO] [stdout]  --> examples/bellman-mimc.rs:5:17
[INFO] [stdout]   |
[INFO] [stdout] 5 | use ff::{Field, ScalarEngine};
[INFO] [stdout]   |                 ^^^^^^^^^^^^ no `ScalarEngine` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pairing::bls12_381`
[INFO] [stdout]  --> examples/bellman-mimc.rs:8:14
[INFO] [stdout]   |
[INFO] [stdout] 8 | use pairing::bls12_381::Bls12;
[INFO] [stdout]   |              ^^^^^^^^^ help: a similar path exists: `bellman_ce::pairing::bls12_381`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `E: ff::PrimeField` is not satisfied
[INFO] [stdout]    --> examples/bellman-sha256.rs:15:27
[INFO] [stdout]     |
[INFO] [stdout] 15  | fn sha256d<E: Engine, CS: ConstraintSystem<E>>(
[INFO] [stdout]     |                           ^^^^^^^^^^^^^^^^^^^ the trait `ff::PrimeField` is not implemented for `E`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bellman-0.8.0/src/lib.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 | pub trait ConstraintSystem<Scalar: PrimeField>: Sized {
[INFO] [stdout]     |                                    ---------- required by this bound in `ConstraintSystem`
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 15  | fn sha256d<E: Engine + ff::PrimeField, CS: ConstraintSystem<E>>(
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `E: ff::PrimeField` is not satisfied
[INFO] [stdout]    --> examples/bellman-sha256.rs:41:17
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<E: Engine> Circuit<E> for MyCircuit {
[INFO] [stdout]     |                 ^^^^^^^^^^ the trait `ff::PrimeField` is not implemented for `E`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bellman-0.8.0/src/lib.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub trait Circuit<Scalar: PrimeField> {
[INFO] [stdout]     |                           ---------- required by this bound in `Circuit`
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<E: Engine + ff::PrimeField> Circuit<E> for MyCircuit {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `E: ff::PrimeField` is not satisfied
[INFO] [stdout]    --> examples/bellman-sha256.rs:45:23
[INFO] [stdout]     |
[INFO] [stdout] 45  |     fn synthesize<CS: ConstraintSystem<E>>(self, cs: &mut CS) -> Result<(), SynthesisError> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ the trait `ff::PrimeField` is not implemented for `E`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bellman-0.8.0/src/lib.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 | pub trait ConstraintSystem<Scalar: PrimeField>: Sized {
[INFO] [stdout]     |                                    ---------- required by this bound in `ConstraintSystem`
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<E: Engine + ff::PrimeField> Circuit<E> for MyCircuit {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `E: PrimeField` is not satisfied
[INFO] [stdout]    --> examples/bellman-mimc.rs:41:21
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<'a, E: Engine> Circuit<E> for MiMCDemo<'a, E> {
[INFO] [stdout]     |                     ^^^^^^^^^^ the trait `PrimeField` is not implemented for `E`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bellman-0.8.0/src/lib.rs:159:27
[INFO] [stdout]     |
[INFO] [stdout] 159 | pub trait Circuit<Scalar: PrimeField> {
[INFO] [stdout]     |                           ---------- required by this bound in `Circuit`
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<'a, E: Engine + PrimeField> Circuit<E> for MiMCDemo<'a, E> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `E: PrimeField` is not satisfied
[INFO] [stdout]    --> examples/bellman-mimc.rs:42:23
[INFO] [stdout]     |
[INFO] [stdout] 42  |     fn synthesize<CS: ConstraintSystem<E>>(self, cs: &mut CS) -> Result<(), SynthesisError> {
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^ the trait `PrimeField` is not implemented for `E`
[INFO] [stdout]     | 
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/bellman-0.8.0/src/lib.rs:383:36
[INFO] [stdout]     |
[INFO] [stdout] 383 | pub trait ConstraintSystem<Scalar: PrimeField>: Sized {
[INFO] [stdout]     |                                    ---------- required by this bound in `ConstraintSystem`
[INFO] [stdout]     |
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 41  | impl<'a, E: Engine + PrimeField> Circuit<E> for MiMCDemo<'a, E> {
[INFO] [stdout]     |                    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "c190f578882f39cbe0e75bd2c60499c6d565071a2ba6eabade205f2c1b63150e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c190f578882f39cbe0e75bd2c60499c6d565071a2ba6eabade205f2c1b63150e", kill_on_drop: false }`
[INFO] [stdout] c190f578882f39cbe0e75bd2c60499c6d565071a2ba6eabade205f2c1b63150e
