[INFO] fetching crate iop-hydra-proto 0.0.16...
[INFO] checking iop-hydra-proto-0.0.16 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate iop-hydra-proto 0.0.16 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate iop-hydra-proto 0.0.16 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate iop-hydra-proto 0.0.16
[INFO] finished tweaking crates.io crate iop-hydra-proto 0.0.16
[INFO] tweaked toml for crates.io crate iop-hydra-proto 0.0.16 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 140 packages
[INFO] [stderr]       Adding android_log-sys v0.2.0 (latest: v0.3.1)
[INFO] [stderr]       Adding android_logger v0.11.3 (latest: v0.13.3)
[INFO] [stderr]       Adding base64 v0.13.1 (latest: v0.22.0)
[INFO] [stderr]       Adding base64ct v1.1.1 (latest: v1.6.0)
[INFO] [stderr]       Adding block-buffer v0.9.0 (latest: v0.10.4)
[INFO] [stderr]       Adding crypto-mac v0.8.0 (latest: v0.11.1)
[INFO] [stderr]       Adding curve25519-dalek v3.2.0 (latest: v4.1.2)
[INFO] [stderr]       Adding digest v0.9.0 (latest: v0.10.7)
[INFO] [stderr]       Adding ed25519 v1.5.3 (latest: v2.2.3)
[INFO] [stderr]       Adding ed25519-dalek v1.0.1 (latest: v2.1.1)
[INFO] [stderr]       Adding env_logger v0.10.2 (latest: v0.11.3)
[INFO] [stderr]       Adding generic-array v0.14.7 (latest: v1.0.0)
[INFO] [stderr]       Adding getrandom v0.1.16 (latest: v0.2.12)
[INFO] [stderr]       Adding hmac v0.8.1 (latest: v0.12.1)
[INFO] [stderr]       Adding jni v0.19.0 (latest: v0.21.1)
[INFO] [stderr]       Adding jni-sys v0.3.0 (latest: v0.4.0)
[INFO] [stderr]       Adding jwt-compact v0.5.0 (latest: v0.8.0)
[INFO] [stderr]       Adding num-derive v0.3.3 (latest: v0.4.2)
[INFO] [stderr]       Adding pbkdf2 v0.11.0 (latest: v0.12.2)
[INFO] [stderr]       Adding rand v0.7.3 (latest: v0.8.5)
[INFO] [stderr]       Adding rand_chacha v0.2.2 (latest: v0.3.1)
[INFO] [stderr]       Adding rand_core v0.5.1 (latest: v0.6.4)
[INFO] [stderr]       Adding rand_hc v0.2.0 (latest: v0.3.2)
[INFO] [stderr]       Adding sha2 v0.9.9 (latest: v0.10.8)
[INFO] [stderr]       Adding signature v1.6.4 (latest: v2.2.0)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding wasi v0.9.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] [stderr]       Adding windows-core v0.52.0 (latest: v0.55.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_str v0.1.0
[INFO] [stderr]   Downloaded iop-keyvault v0.0.16
[INFO] [stderr]   Downloaded iop-morpheus-proto v0.0.16
[INFO] [stderr]   Downloaded json-digest v0.0.16
[INFO] [stderr]   Downloaded bit_utils v0.1.1
[INFO] [stderr]   Downloaded iop-coeus-proto v0.0.16
[INFO] [stderr]   Downloaded iop-journal-proto v0.0.16
[INFO] [stderr]   Downloaded base64ct v1.1.1
[INFO] [stderr]   Downloaded jwt-compact v0.5.0
[INFO] [stderr]   Downloaded orion v0.17.6
[INFO] [stderr]   Downloaded varint v0.9.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4b676fa391581f1ca4b27eb465500506354ae2a97ea87a572ffa8df4faf058d5
[INFO] running `Command { std: "docker" "start" "-a" "4b676fa391581f1ca4b27eb465500506354ae2a97ea87a572ffa8df4faf058d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b676fa391581f1ca4b27eb465500506354ae2a97ea87a572ffa8df4faf058d5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b676fa391581f1ca4b27eb465500506354ae2a97ea87a572ffa8df4faf058d5", kill_on_drop: false }`
[INFO] [stdout] 4b676fa391581f1ca4b27eb465500506354ae2a97ea87a572ffa8df4faf058d5
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0a53606fb3d0a09c354f41d4955f7375c1cb9bd31d9dcc2e53da101a5e3de97b
[INFO] running `Command { std: "docker" "start" "-a" "0a53606fb3d0a09c354f41d4955f7375c1cb9bd31d9dcc2e53da101a5e3de97b", kill_on_drop: false }`
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.12
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking opaque-debug v0.3.1
[INFO] [stderr]     Checking data-encoding v2.5.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking hmac v0.12.1
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking hmac v0.8.1
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking signature v1.6.4
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]     Checking ed25519 v1.5.3
[INFO] [stderr]     Checking hmac-drbg v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking data-encoding-macro v0.1.14
[INFO] [stderr]     Checking pbkdf2 v0.11.0
[INFO] [stderr]     Checking libsecp256k1-core v0.3.0
[INFO] [stderr]     Checking multibase v0.9.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking fiat-crypto v0.2.7
[INFO] [stderr]     Checking bit_utils v0.1.1
[INFO] [stderr]     Checking ct-codecs v1.1.1
[INFO] [stderr]     Checking base64 v0.13.1
[INFO] [stderr]     Checking varint v0.9.0
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking ripemd v0.1.3
[INFO] [stderr]    Compiling libsecp256k1-gen-genmult v0.3.0
[INFO] [stderr]    Compiling libsecp256k1-gen-ecmult v0.3.0
[INFO] [stderr]     Checking iana-time-zone v0.1.60
[INFO] [stderr]     Checking iop-journal-proto v0.0.16
[INFO] [stderr]     Checking base64ct v1.1.1
[INFO] [stderr]     Checking smallvec v1.13.2
[INFO] [stderr]    Compiling num-derive v0.3.3
[INFO] [stderr]    Compiling libsecp256k1 v0.7.1
[INFO] [stderr]     Checking chrono v0.4.37
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling zeroize_derive v1.4.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.58
[INFO] [stderr]    Compiling serde_repr v0.1.18
[INFO] [stderr]     Checking zeroize v1.7.0
[INFO] [stderr]     Checking curve25519-dalek v3.2.0
[INFO] [stderr]     Checking thiserror v1.0.58
[INFO] [stderr]     Checking tiny-bip39 v1.0.0
[INFO] [stderr]     Checking orion v0.17.6
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking serde_bytes v0.11.14
[INFO] [stderr]     Checking serde_str v0.1.0
[INFO] [stderr]     Checking json-digest v0.0.16
[INFO] [stderr]     Checking jwt-compact v0.5.0
[INFO] [stderr]     Checking iop-keyvault v0.0.16
[INFO] [stderr]     Checking iop-coeus-proto v0.0.16
[INFO] [stderr]     Checking iop-morpheus-proto v0.0.16
[INFO] [stderr]     Checking iop-hydra-proto v0.0.16 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `TxTypeGroup` is imported redundantly
[INFO] [stdout]  --> src/serializer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TxTypeGroup, *,
[INFO] [stdout]   |     ^^^^^^^^^^^  - the item `TxTypeGroup` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `TxTypeGroup` is imported redundantly
[INFO] [stdout]  --> src/serializer.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 |     TxTypeGroup, *,
[INFO] [stdout]   |     ^^^^^^^^^^^  - the item `TxTypeGroup` is already imported here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.23s
[INFO] running `Command { std: "docker" "inspect" "0a53606fb3d0a09c354f41d4955f7375c1cb9bd31d9dcc2e53da101a5e3de97b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a53606fb3d0a09c354f41d4955f7375c1cb9bd31d9dcc2e53da101a5e3de97b", kill_on_drop: false }`
[INFO] [stdout] 0a53606fb3d0a09c354f41d4955f7375c1cb9bd31d9dcc2e53da101a5e3de97b