[INFO] fetching crate dkg 0.5.1...
[INFO] checking dkg-0.5.1 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate dkg 0.5.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate dkg 0.5.1 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] started tweaking crates.io crate dkg 0.5.1
[INFO] finished tweaking crates.io crate dkg 0.5.1
[INFO] tweaked toml for crates.io crate dkg 0.5.1 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 flexible-transcript v0.3.2
[INFO] [stderr]   Downloaded schnorr-signatures v0.5.1
[INFO] [stderr]   Downloaded dleq v0.4.1
[INFO] [stderr]   Downloaded std-shims v0.1.1
[INFO] [stderr]   Downloaded ciphersuite v0.4.1
[INFO] [stderr]   Downloaded multiexp v0.4.0
[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] ad8b0dabfe96f90930952ba0427e712f4935754c369014af3396902fbb4b5b51
[INFO] running `Command { std: "docker" "start" "-a" "ad8b0dabfe96f90930952ba0427e712f4935754c369014af3396902fbb4b5b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad8b0dabfe96f90930952ba0427e712f4935754c369014af3396902fbb4b5b51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad8b0dabfe96f90930952ba0427e712f4935754c369014af3396902fbb4b5b51", kill_on_drop: false }`
[INFO] [stdout] ad8b0dabfe96f90930952ba0427e712f4935754c369014af3396902fbb4b5b51
[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] fc201bd24fbf0e705b03a6def2b02dfa6200dba2b5198cd55f597bb86fc69350
[INFO] running `Command { std: "docker" "start" "-a" "fc201bd24fbf0e705b03a6def2b02dfa6200dba2b5198cd55f597bb86fc69350", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking std-shims v0.1.1
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking flexible-transcript v0.3.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking multiexp v0.4.0
[INFO] [stderr]     Checking ciphersuite v0.4.1
[INFO] [stderr]     Checking dleq v0.4.1
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking schnorr-signatures v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking dkg v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `ciphersuite::Ristretto`
[INFO] [stdout]    --> src/tests/frost.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |   use ciphersuite::Ristretto;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^ no `Ristretto` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ciphersuite-0.4.1/src/lib.rs:29:16
[INFO] [stdout]     |
[INFO] [stdout] 29  | pub use dalek::Ristretto;
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     = note: the item is gated behind the `ristretto` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ristretto` in crate `ciphersuite`
[INFO] [stdout]   --> src/tests/musig.rs:60:32
[INFO] [stdout]    |
[INFO] [stdout] 60 |   test_musig::<_, ciphersuite::Ristretto>(&mut rand_core::OsRng)
[INFO] [stdout]    |                                ^^^^^^^^^ not found in `ciphersuite`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ciphersuite-0.4.1/src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use dalek::Ristretto;
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    = note: the item is gated behind the `ristretto` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ristretto` in crate `ciphersuite`
[INFO] [stdout]    --> src/tests/mod.rs:100:38
[INFO] [stdout]     |
[INFO] [stdout] 100 |   test_ciphersuite::<_, ciphersuite::Ristretto>(&mut rand_core::OsRng);
[INFO] [stdout]     |                                      ^^^^^^^^^ not found in `ciphersuite`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ciphersuite-0.4.1/src/lib.rs:29:16
[INFO] [stdout]     |
[INFO] [stdout] 29  | pub use dalek::Ristretto;
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     = note: the item is gated behind the `ristretto` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<Option<T>>`
[INFO] [stdout]    --> src/tests/frost.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut blame = None;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 |     blame.as_mut().unwrap().as_mut().unwrap().invalidate_key();
[INFO] [stdout]     |                                               -------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `blame` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut blame: Option<Option<T>> = None;
[INFO] [stdout]     |                  +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<Option<T>>`
[INFO] [stdout]    --> src/tests/frost.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut blame = None;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     blame.as_mut().unwrap().as_mut().unwrap().invalidate_dleq();
[INFO] [stdout]     |                                               --------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `blame` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut blame: Option<Option<T>> = None;
[INFO] [stdout]     |                  +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dkg` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "fc201bd24fbf0e705b03a6def2b02dfa6200dba2b5198cd55f597bb86fc69350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc201bd24fbf0e705b03a6def2b02dfa6200dba2b5198cd55f597bb86fc69350", kill_on_drop: false }`
[INFO] [stdout] fc201bd24fbf0e705b03a6def2b02dfa6200dba2b5198cd55f597bb86fc69350
[INFO] checking dkg-0.5.1 against try#72eda894eb3548c7ba774079ce0afab42958d4ee for pr-121848-1
[INFO] extracting crate dkg 0.5.1 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate dkg 0.5.1 on toolchain 72eda894eb3548c7ba774079ce0afab42958d4ee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dkg 0.5.1
[INFO] finished tweaking crates.io crate dkg 0.5.1
[INFO] tweaked toml for crates.io crate dkg 0.5.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d883b29db96a20899d8c1b7551f0d74d00a83890021b30877b8110c63f4b9f3
[INFO] running `Command { std: "docker" "start" "-a" "2d883b29db96a20899d8c1b7551f0d74d00a83890021b30877b8110c63f4b9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d883b29db96a20899d8c1b7551f0d74d00a83890021b30877b8110c63f4b9f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d883b29db96a20899d8c1b7551f0d74d00a83890021b30877b8110c63f4b9f3", kill_on_drop: false }`
[INFO] [stdout] 2d883b29db96a20899d8c1b7551f0d74d00a83890021b30877b8110c63f4b9f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+72eda894eb3548c7ba774079ce0afab42958d4ee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97c2bf08c3122133c465a072bcad6864defcafbfe65704c41f0543d861358247
[INFO] running `Command { std: "docker" "start" "-a" "97c2bf08c3122133c465a072bcad6864defcafbfe65704c41f0543d861358247", kill_on_drop: false }`
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]    Compiling ahash v0.8.11
[INFO] [stderr]    Compiling syn v2.0.57
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking zerocopy v0.7.32
[INFO] [stderr]     Checking allocator-api2 v0.2.16
[INFO] [stderr]     Checking spin v0.9.8
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking inout v0.1.3
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking std-shims v0.1.1
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ff v0.13.0
[INFO] [stderr]     Checking group v0.13.0
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking flexible-transcript v0.3.2
[INFO] [stderr]     Checking cipher v0.4.4
[INFO] [stderr]     Checking multiexp v0.4.0
[INFO] [stderr]     Checking ciphersuite v0.4.1
[INFO] [stderr]     Checking dleq v0.4.1
[INFO] [stderr]     Checking schnorr-signatures v0.5.1
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking chacha20 v0.9.1
[INFO] [stderr]     Checking dkg v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `ciphersuite::Ristretto`
[INFO] [stdout]    --> src/tests/frost.rs:123:7
[INFO] [stdout]     |
[INFO] [stdout] 123 |   use ciphersuite::Ristretto;
[INFO] [stdout]     |       ^^^^^^^^^^^^^^^^^^^^^^ no `Ristretto` in the root
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ciphersuite-0.4.1/src/lib.rs:29:16
[INFO] [stdout]     |
[INFO] [stdout] 29  | pub use dalek::Ristretto;
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     = note: the item is gated behind the `ristretto` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ristretto` in crate `ciphersuite`
[INFO] [stdout]   --> src/tests/musig.rs:60:32
[INFO] [stdout]    |
[INFO] [stdout] 60 |   test_musig::<_, ciphersuite::Ristretto>(&mut rand_core::OsRng)
[INFO] [stdout]    |                                ^^^^^^^^^ not found in `ciphersuite`
[INFO] [stdout]    |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ciphersuite-0.4.1/src/lib.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 | pub use dalek::Ristretto;
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout]    = note: the item is gated behind the `ristretto` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0412]: cannot find type `Ristretto` in crate `ciphersuite`
[INFO] [stdout]    --> src/tests/mod.rs:100:38
[INFO] [stdout]     |
[INFO] [stdout] 100 |   test_ciphersuite::<_, ciphersuite::Ristretto>(&mut rand_core::OsRng);
[INFO] [stdout]     |                                      ^^^^^^^^^ not found in `ciphersuite`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/ciphersuite-0.4.1/src/lib.rs:29:16
[INFO] [stdout]     |
[INFO] [stdout] 29  | pub use dalek::Ristretto;
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     = note: the item is gated behind the `ristretto` feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<Option<T>>`
[INFO] [stdout]    --> src/tests/frost.rs:193:9
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut blame = None;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 211 |     blame.as_mut().unwrap().as_mut().unwrap().invalidate_key();
[INFO] [stdout]     |                                               -------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `blame` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 193 |     let mut blame: Option<Option<T>> = None;
[INFO] [stdout]     |                  +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0282]: type annotations needed for `Option<Option<T>>`
[INFO] [stdout]    --> src/tests/frost.rs:228:9
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut blame = None;
[INFO] [stdout]     |         ^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 246 |     blame.as_mut().unwrap().as_mut().unwrap().invalidate_dleq();
[INFO] [stdout]     |                                               --------------- type must be known at this point
[INFO] [stdout]     |
[INFO] [stdout] help: consider giving `blame` an explicit type, where the type for type parameter `T` is specified
[INFO] [stdout]     |
[INFO] [stdout] 228 |     let mut blame: Option<Option<T>> = None;
[INFO] [stdout]     |                  +++++++++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0282, E0412, E0432.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `dkg` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "97c2bf08c3122133c465a072bcad6864defcafbfe65704c41f0543d861358247", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97c2bf08c3122133c465a072bcad6864defcafbfe65704c41f0543d861358247", kill_on_drop: false }`
[INFO] [stdout] 97c2bf08c3122133c465a072bcad6864defcafbfe65704c41f0543d861358247
