[INFO] fetching crate elgamal-curve25519 0.2.0...
[INFO] testing elgamal-curve25519-0.2.0 against 1.69.0 for beta-1.70-1
[INFO] extracting crate elgamal-curve25519 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate elgamal-curve25519 0.2.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-7-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate elgamal-curve25519 0.2.0
[INFO] finished tweaking crates.io crate elgamal-curve25519 0.2.0
[INFO] tweaked toml for crates.io crate elgamal-curve25519 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded subtle v2.1.1
[INFO] [stderr]   Downloaded clear_on_drop v0.2.3
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded curve25519-dalek v1.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ed351087b427c59e5ccb05e179978e53ccbfe7a7d882eadc2871d2ad081eb5c
[INFO] running `Command { std: "docker" "start" "-a" "9ed351087b427c59e5ccb05e179978e53ccbfe7a7d882eadc2871d2ad081eb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ed351087b427c59e5ccb05e179978e53ccbfe7a7d882eadc2871d2ad081eb5c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ed351087b427c59e5ccb05e179978e53ccbfe7a7d882eadc2871d2ad081eb5c", kill_on_drop: false }`
[INFO] [stdout] 9ed351087b427c59e5ccb05e179978e53ccbfe7a7d882eadc2871d2ad081eb5c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=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" "+1.69.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2af47a1be7c968d78988bf5162f29342d15e8ee0380ebc8076c9d604900c2332
[INFO] running `Command { std: "docker" "start" "-a" "2af47a1be7c968d78988bf5162f29342d15e8ee0380ebc8076c9d604900c2332", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling subtle v2.1.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling clear_on_drop v0.2.3
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling generic-array v0.12.4
[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 curve25519-dalek v1.1.3
[INFO] [stderr]    Compiling elgamal-curve25519 v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0277]: the trait bound `D: Default` is not satisfied
[INFO] [stdout]    --> src/lib.rs:198:40
[INFO] [stdout]     |
[INFO] [stdout] 198 |         let scalar = Scalar::from_hash(digest).reduce();
[INFO] [stdout]     |                      ----------------- ^^^^^^ the trait `Default` is not implemented for `D`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout] note: required by a bound in `Scalar::from_hash`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/curve25519-dalek-1.1.3/src/scalar.rs:602:45
[INFO] [stdout]     |
[INFO] [stdout] 602 |         where D: Digest<OutputSize = U64> + Default
[INFO] [stdout]     |                                             ^^^^^^^ required by this bound in `Scalar::from_hash`
[INFO] [stdout] help: consider further restricting this bound
[INFO] [stdout]     |
[INFO] [stdout] 196 |         where D: Digest<OutputSize = U64> + std::default::Default
[INFO] [stdout]     |                                           +++++++++++++++++++++++
[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 E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `elgamal-curve25519` due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "2af47a1be7c968d78988bf5162f29342d15e8ee0380ebc8076c9d604900c2332", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af47a1be7c968d78988bf5162f29342d15e8ee0380ebc8076c9d604900c2332", kill_on_drop: false }`
[INFO] [stdout] 2af47a1be7c968d78988bf5162f29342d15e8ee0380ebc8076c9d604900c2332
