[INFO] fetching crate votable 0.2.3...
[INFO] testing votable-0.2.3 against 1.76.0 for beta-1.77-1
[INFO] extracting crate votable 0.2.3 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate votable 0.2.3 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate votable 0.2.3
[INFO] finished tweaking crates.io crate votable 0.2.3
[INFO] tweaked toml for crates.io crate votable 0.2.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7886c4f768e35a99160322a5d0dd828d35252da1c401bc5c2f7bd54896e35132
[INFO] running `Command { std: "docker" "start" "-a" "7886c4f768e35a99160322a5d0dd828d35252da1c401bc5c2f7bd54896e35132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7886c4f768e35a99160322a5d0dd828d35252da1c401bc5c2f7bd54896e35132", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7886c4f768e35a99160322a5d0dd828d35252da1c401bc5c2f7bd54896e35132", kill_on_drop: false }`
[INFO] [stdout] 7886c4f768e35a99160322a5d0dd828d35252da1c401bc5c2f7bd54896e35132
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.76.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] caad8212e4102a41fa3835e38fd266d0e3d42b4ca0b9f0ae88b77bd80b10eba8
[INFO] running `Command { std: "docker" "start" "-a" "caad8212e4102a41fa3835e38fd266d0e3d42b4ca0b9f0ae88b77bd80b10eba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling tap v1.0.1
[INFO] [stderr]    Compiling paste v1.0.14
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]    Compiling funty v2.0.0
[INFO] [stderr]    Compiling unsafe-libyaml v0.2.10
[INFO] [stderr]    Compiling bit_field v0.10.2
[INFO] [stderr]    Compiling base64 v0.21.7
[INFO] [stderr]    Compiling quick-xml v0.23.1
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling quick-error v2.0.1
[INFO] [stderr]    Compiling wyz v0.5.1
[INFO] [stderr]    Compiling ucs2 v0.3.2
[INFO] [stderr]    Compiling bitvec v1.0.1
[INFO] [stderr]    Compiling serde_yaml v0.9.31
[INFO] [stderr]    Compiling votable v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `serde::__private::size_hint`
[INFO] [stdout]   --> src/impls/visitors.rs:11:32
[INFO] [stdout]    |
[INFO] [stdout] 11 |   __private::{from_utf8_lossy, size_hint}
[INFO] [stdout]    |                                ^^^^^^^^^ no `size_hint` in `__private`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `votable` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "caad8212e4102a41fa3835e38fd266d0e3d42b4ca0b9f0ae88b77bd80b10eba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caad8212e4102a41fa3835e38fd266d0e3d42b4ca0b9f0ae88b77bd80b10eba8", kill_on_drop: false }`
[INFO] [stdout] caad8212e4102a41fa3835e38fd266d0e3d42b4ca0b9f0ae88b77bd80b10eba8
