[INFO] fetching crate frost-dalek 0.2.3...
[INFO] checking frost-dalek-0.2.3 against 895980e0290783bb09b1ccf1b11f14eb09b10430 for pr-160186
[INFO] extracting crate frost-dalek 0.2.3 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate frost-dalek 0.2.3
[INFO] finished tweaking crates.io crate frost-dalek 0.2.3
[INFO] tweaked toml for crates.io crate frost-dalek 0.2.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate frost-dalek 0.2.3 on toolchain 895980e0290783bb09b1ccf1b11f14eb09b10430
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 96 packages to highest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] [stderr]       Adding curve25519-dalek v3.2.1 (available: v5.0.0)
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (available: v3.0.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.3)
[INFO] [stderr]       Adding sha2 v0.9.9 (available: v0.11.1)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.9.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa
[INFO] running `Command { std: "docker" "start" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-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" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa" "/opt/rustwide/cargo-home/bin/cargo" "+895980e0290783bb09b1ccf1b11f14eb09b10430" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling zerocopy v0.8.63
[INFO] [stderr]     Checking getrandom v0.1.16
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling syn v2.0.119
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling serde_json v1.0.154
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking regex-syntax v0.8.11
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking csv-core v0.1.13
[INFO] [stderr]    Compiling syn v3.0.9
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking rayon-core v1.13.0
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking rayon v1.12.0
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking regex-automata v0.4.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.13.1
[INFO] [stderr]     Checking csv v1.4.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling zeroize_derive v1.5.0
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking frost-dalek v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated method `curve25519_dalek::digest::generic_array::GenericArray::<T, N>::as_slice`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/signature.rs:190:41
[INFO] [stdout]     |
[INFO] [stdout] 190 |     output.copy_from_slice(h.finalize().as_slice());
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `secret_share`, `public_key`, and `group_key` are never read
[INFO] [stdout]    --> src/keygen.rs:213:16
[INFO] [stdout]     |
[INFO] [stdout] 212 | pub struct DealtParticipant {
[INFO] [stdout]     |            ---------------- fields in this struct
[INFO] [stdout] 213 |     pub(crate) secret_share: SecretShare,
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout] 214 |     pub(crate) public_key: IndividualPublicKey,
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout] 215 |     pub(crate) group_key: RistrettoPoint,
[INFO] [stdout]     |                ^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DealtParticipant` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]    --> src/keygen.rs:385:5
[INFO] [stdout]     |
[INFO] [stdout] 383 | pub struct DistributedKeyGeneration<S: DkgState> {
[INFO] [stdout]     |            ------------------------ field in this struct
[INFO] [stdout] 384 |     state: Box<ActualState>,
[INFO] [stdout] 385 |     data: S,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DistributedKeyGeneration` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameters` is never read
[INFO] [stdout]    --> src/signature.rs:365:16
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub(crate) struct AggregatorState {
[INFO] [stdout]     |                   --------------- field in this struct
[INFO] [stdout] 364 |     /// The protocol instance parameters.
[INFO] [stdout] 365 |     pub(crate) parameters: Parameters,
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AggregatorState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: use of deprecated method `curve25519_dalek::digest::generic_array::GenericArray::<T, N>::as_slice`: please upgrade to generic-array 1.x
[INFO] [stdout]    --> src/signature.rs:190:41
[INFO] [stdout]     |
[INFO] [stdout] 190 |     output.copy_from_slice(h.finalize().as_slice());
[INFO] [stdout]     |                                         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `data` is never read
[INFO] [stdout]    --> src/keygen.rs:385:5
[INFO] [stdout]     |
[INFO] [stdout] 383 | pub struct DistributedKeyGeneration<S: DkgState> {
[INFO] [stdout]     |            ------------------------ field in this struct
[INFO] [stdout] 384 |     state: Box<ActualState>,
[INFO] [stdout] 385 |     data: S,
[INFO] [stdout]     |     ^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `DistributedKeyGeneration` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `parameters` is never read
[INFO] [stdout]    --> src/signature.rs:365:16
[INFO] [stdout]     |
[INFO] [stdout] 363 | pub(crate) struct AggregatorState {
[INFO] [stdout]     |                   --------------- field in this struct
[INFO] [stdout] 364 |     /// The protocol instance parameters.
[INFO] [stdout] 365 |     pub(crate) parameters: Parameters,
[INFO] [stdout]     |                ^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `AggregatorState` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 41.84s
[INFO] running `Command { std: "docker" "inspect" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa", kill_on_drop: false }`
[INFO] [stdout] 7672a095746da20b95bd0bc8bbb35d869607f28a67cf06e63fa8fbe19db706aa
