[INFO] fetching crate wagyu-hdk 0.6.4...
[INFO] testing wagyu-hdk-0.6.4 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate wagyu-hdk 0.6.4 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate wagyu-hdk 0.6.4
[INFO] finished tweaking crates.io crate wagyu-hdk 0.6.4
[INFO] tweaked toml for crates.io crate wagyu-hdk 0.6.4 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate wagyu-hdk 0.6.4 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 85 packages to latest compatible versions
[INFO] [stderr]       Adding base58 v0.1.0 (available: v0.2.0)
[INFO] [stderr]       Adding bech32 v0.6.0 (available: v0.11.1)
[INFO] [stderr]       Adding bitvec v0.17.4 (available: v1.0.1)
[INFO] [stderr]       Adding digest v0.9.0 (available: v0.11.2)
[INFO] [stderr]       Adding hmac v0.7.1 (available: v0.13.0)
[INFO] [stderr]       Adding libsecp256k1 v0.3.5 (available: v0.7.2)
[INFO] [stderr]       Adding pbkdf2 v0.3.0 (available: v0.13.0)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.10.1)
[INFO] [stderr]       Adding rand_xorshift v0.2.0 (available: v0.5.0)
[INFO] [stderr]       Adding ripemd160 v0.8.0 (available: v0.10.0)
[INFO] [stderr]       Adding sha2 v0.8.2 (available: v0.11.0)
[INFO] [stderr]       Adding tiny-keccak v1.5.0 (available: v2.0.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "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/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bb0758766f9e2b11a90f3be7174fd546b6aea264ffdeb202c53eae3a523213dd
[INFO] running `Command { std: "docker" "start" "-a" "bb0758766f9e2b11a90f3be7174fd546b6aea264ffdeb202c53eae3a523213dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb0758766f9e2b11a90f3be7174fd546b6aea264ffdeb202c53eae3a523213dd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb0758766f9e2b11a90f3be7174fd546b6aea264ffdeb202c53eae3a523213dd", kill_on_drop: false }`
[INFO] [stdout] bb0758766f9e2b11a90f3be7174fd546b6aea264ffdeb202c53eae3a523213dd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb56b35c335d3126e845985341b74f6d706111b896844fc3b39a5118b29a9695
[INFO] running `Command { std: "docker" "start" "-a" "eb56b35c335d3126e845985341b74f6d706111b896844fc3b39a5118b29a9695", kill_on_drop: false }`
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rustc-hex v2.1.0
[INFO] [stderr]    Compiling subtle v1.0.0
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling generic-array v0.12.4
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling opaque-debug v0.2.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling generic-array v0.14.9
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling futures-macro v0.3.32
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling slab v0.4.12
[INFO] [stderr]    Compiling rlp v0.4.6
[INFO] [stderr]    Compiling block-padding v0.1.5
[INFO] [stderr]    Compiling fixed-hash v0.6.1
[INFO] [stderr]    Compiling pin-project-lite v0.1.12
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling impl-rlp v0.2.1
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling ff v0.6.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling base58 v0.1.0
[INFO] [stderr]    Compiling bech32 v0.6.0
[INFO] [stderr]    Compiling radium v0.3.0
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling primitive-types v0.7.3
[INFO] [stderr]    Compiling tiny-keccak v1.5.0
[INFO] [stderr]    Compiling bitvec v0.17.4
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling hmac v0.7.1
[INFO] [stderr]    Compiling hmac-drbg v0.2.0
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]    Compiling ripemd160 v0.8.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling ethbloom v0.9.2
[INFO] [stderr]    Compiling futures-util v0.3.32
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ethereum-types v0.9.2
[INFO] [stderr]    Compiling pbkdf2 v0.3.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling async-stream-impl v0.2.1
[INFO] [stderr]    Compiling async-stream v0.2.1
[INFO] [stderr]    Compiling base58-monero v0.2.1
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling h-wagyu-model v0.6.3
[INFO] [stderr]    Compiling wagyu-hdk v0.6.4 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0425]: cannot find function `decode` in crate `hex`
[INFO] [stdout]    --> src/public_key.rs:68:65
[INFO] [stdout]     |
[INFO] [stdout]  68 |             public_key: secp256k1::PublicKey::parse_slice(&hex::decode(public_key)?, None)?,
[INFO] [stdout]     |                                                                 ^^^^^^ not found in `hex`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hex-0.4.3/src/lib.rs:296:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[cfg(feature = "alloc")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `alloc` feature
[INFO] [stdout] 296 | pub fn decode<T: AsRef<[u8]>>(data: T) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `encode` in crate `hex`
[INFO] [stdout]    --> src/transaction.rs:503:31
[INFO] [stdout]     |
[INFO] [stdout] 503 |         write!(f, "{}", &hex::encode(&self.txid))
[INFO] [stdout]     |                               ^^^^^^ not found in `hex`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hex-0.4.3/src/lib.rs:259:8
[INFO] [stdout]     |
[INFO] [stdout] 258 | #[cfg(feature = "alloc")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `alloc` feature
[INFO] [stdout] 259 | pub fn encode<T: AsRef<[u8]>>(data: T) -> String {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `decode` in crate `hex`
[INFO] [stdout]    --> src/transaction.rs:905:44
[INFO] [stdout]     |
[INFO] [stdout] 905 |         Self::from_transaction_bytes(&hex::decode(transaction)?)
[INFO] [stdout]     |                                            ^^^^^^ not found in `hex`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hex-0.4.3/src/lib.rs:296:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[cfg(feature = "alloc")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `alloc` feature
[INFO] [stdout] 296 | pub fn decode<T: AsRef<[u8]>>(data: T) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `decode` in crate `hex`
[INFO] [stdout]    --> src/witness_program.rs:132:41
[INFO] [stdout]     |
[INFO] [stdout] 132 |         WitnessProgram::new(&match hex::decode(s) {
[INFO] [stdout]     |                                         ^^^^^^ not found in `hex`
[INFO] [stdout]     |
[INFO] [stdout] note: found an item that was configured out
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/hex-0.4.3/src/lib.rs:296:8
[INFO] [stdout]     |
[INFO] [stdout] 295 | #[cfg(feature = "alloc")]
[INFO] [stdout]     |       ----------------- the item is gated behind the `alloc` feature
[INFO] [stdout] 296 | pub fn decode<T: AsRef<[u8]>>(data: T) -> Result<Vec<u8>, FromHexError> {
[INFO] [stdout]     |        ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> src/witness_program.rs:133:16
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Ok(bytes) => bytes,
[INFO] [stdout]     |                ^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> src/witness_program.rs:133:13
[INFO] [stdout]     |
[INFO] [stdout] 133 |             Ok(bytes) => bytes,
[INFO] [stdout]     |             ^^^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required by a bound in `Ok`
[INFO] [stdout]    --> /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:561:4
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0425.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `wagyu-hdk` (lib) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "eb56b35c335d3126e845985341b74f6d706111b896844fc3b39a5118b29a9695", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb56b35c335d3126e845985341b74f6d706111b896844fc3b39a5118b29a9695", kill_on_drop: false }`
[INFO] [stdout] eb56b35c335d3126e845985341b74f6d706111b896844fc3b39a5118b29a9695
