[INFO] fetching crate libsignify 0.5.2...
[INFO] testing libsignify-0.5.2 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate libsignify 0.5.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate libsignify 0.5.2 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate libsignify 0.5.2
[INFO] finished tweaking crates.io crate libsignify 0.5.2
[INFO] tweaked toml for crates.io crate libsignify 0.5.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bcrypt-pbkdf v0.7.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 34da9e2e8660eeff3223c9b3bb379959ea491c48bdf3b56df80c886c211b1d01
[INFO] running `Command { std: "docker" "start" "-a" "34da9e2e8660eeff3223c9b3bb379959ea491c48bdf3b56df80c886c211b1d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "34da9e2e8660eeff3223c9b3bb379959ea491c48bdf3b56df80c886c211b1d01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34da9e2e8660eeff3223c9b3bb379959ea491c48bdf3b56df80c886c211b1d01", kill_on_drop: false }`
[INFO] [stdout] 34da9e2e8660eeff3223c9b3bb379959ea491c48bdf3b56df80c886c211b1d01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 644c7df1d0ee31e5dfb07f185f594eae4fa59c2ac83e4a75dd6da1196b337c0a
[INFO] running `Command { std: "docker" "start" "-a" "644c7df1d0ee31e5dfb07f185f594eae4fa59c2ac83e4a75dd6da1196b337c0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling subtle v2.4.1
[INFO] [stderr]    Compiling byteorder v1.4.3
[INFO] [stderr]    Compiling cpufeatures v0.2.1
[INFO] [stderr]    Compiling opaque-debug v0.3.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling signature v1.5.0
[INFO] [stderr]    Compiling hex-literal v0.3.4
[INFO] [stderr]    Compiling base64 v0.13.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling ed25519 v1.4.0
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.3
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling cipher v0.3.0
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling blowfish v0.8.0
[INFO] [stderr]    Compiling pbkdf2 v0.10.1
[INFO] [stderr]    Compiling sha2 v0.10.2
[INFO] [stderr]    Compiling bcrypt-pbkdf v0.7.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling zeroize_derive v1.3.2
[INFO] [stderr]    Compiling zeroize v1.5.3
[INFO] [stderr]    Compiling curve25519-dalek v3.2.0
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling libsignify v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> src/key.rs:176:42
[INFO] [stdout]     |
[INFO] [stdout] 176 |         checksum.copy_from_slice(&digest.as_ref()[0..8]);
[INFO] [stdout]     |                                   -------^^^^^^--
[INFO] [stdout]     |                                   |      |
[INFO] [stdout]     |                                   |      cannot infer type for type parameter `T` declared on the trait `AsRef`
[INFO] [stdout]     |                                   this method call resolves to `&T`
[INFO] [stdout]     |
[INFO] [stdout]     = note: type must be known at this point
[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 E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `libsignify` due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "644c7df1d0ee31e5dfb07f185f594eae4fa59c2ac83e4a75dd6da1196b337c0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "644c7df1d0ee31e5dfb07f185f594eae4fa59c2ac83e4a75dd6da1196b337c0a", kill_on_drop: false }`
[INFO] [stdout] 644c7df1d0ee31e5dfb07f185f594eae4fa59c2ac83e4a75dd6da1196b337c0a